Books a la carte edition for A Survey of Mathematics with Applications (10th Edition)
Books a la carte edition for A Survey of Mathematics with Applications (10th Edition)
10th Edition
ISBN: 9780134112268
Author: Christine D. Abbott, Allen R. Angel, Dennis Runde
Publisher: PEARSON
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Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 …
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experime…
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Chapter 7.2, Problem 84E
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To find: The number of times a square kilometer is larger than a square decameter.

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Solve the variation problems in Exercises 68–73. 68. A company's profit varies directly as the number of products it sells. The company makes a profit of $1175 on the sale of 25 products. What is the company's profit when it sells 105 products? 69. The distance that a body falls from rest varies directly as the square of the time of the fall. If skydivers fall 144 feet in 3 seconds, how far will they fall in 10 seconds? 70. The pitch of a musical tone varies inversely as its wavelength. A tone has a pitch of 660 vibrations per second and a wavelength of 1.6 feet. What is the pitch of a tone that has a wavelength of 2.4 feet? 71. The loudness of a stereo speaker, measured in decibels, varies inversely as the square of your distance from the speaker. When you are 8 feet from the speaker, the loudness is 28 decibels. What is the loudness when you are 4 feet from the speaker? 72. The time required to assemble computers varies directly as the number of computers assembled and inversely as…
Exercises 165–167 will help you prepare for the material covered in the next section. 165. If 6.2 is multiplied by 10°, what does this multiplication do to the decimal point in 6.2? 166. If 8.5 is multiplied by 102, what does this multiplication do to the decimal point in 8.5? 167. Write each computation as a single power of 10. Then evaluate this exponential expression. a. 10° x 10-4 104 b. 10-2
7. Achild, who is 1.40 tall, is standing next to a flagpole. The child's shadow is 1.2 0 long. At the same time, the shadow of the flagpole is 7.5 i long. How tall is the flagpole ? Modified from Math Nation - Section 7 - Triangle Similarity

Chapter 7 Solutions

Books a la carte edition for A Survey of Mathematics with Applications (10th Edition)

Ch. 7.1 - In Exercises 110, fill in the blanks with an...Ch. 7.1 - Prob. 2ECh. 7.1 - In Exercises 110, fill in the blanks with an...Ch. 7.1 - Prob. 4ECh. 7.1 - In Exercises 110, fill in the blanks with an...Ch. 7.1 - Prob. 6ECh. 7.1 - Prob. 7ECh. 7.1 - Prob. 8ECh. 7.1 - Prob. 9ECh. 7.1 - Prob. 10E
Ch. 7.1 - In Exercises 1116, match the given prefix with the...Ch. 7.1 - In Exercises 1116, match the given prefix with the...Ch. 7.1 - In Exercises 1116, match the given prefix with the...Ch. 7.1 - In Exercises 1116, match the given prefix with the...Ch. 7.1 - In Exercises 1116, match the given prefix with the...Ch. 7.1 - In Exercises 1116, match the given prefix with the...Ch. 7.1 - Complete the following. a. 1 hectogram = ________...Ch. 7.1 - Complete the following. a. 1 centiliter =...Ch. 7.1 - In Exercises 1923, without referring to any of the...Ch. 7.1 - Prob. 20ECh. 7.1 - In Exercises 1923, without referring to any of the...Ch. 7.1 - Prob. 22ECh. 7.1 - Prob. 23ECh. 7.1 - Prob. 24ECh. 7.1 - Maximum Mass In Exercises 25 and 26, use the photo...Ch. 7.1 - Prob. 26ECh. 7.1 - In Exercises 2732, fill in the missing values. 27....Ch. 7.1 - Prob. 28ECh. 7.1 - In Exercises 2732, fill in the missing values. 29....Ch. 7.1 - Prob. 30ECh. 7.1 - In Exercises 2732, fill in the missing values. 31....Ch. 7.1 - In Exercises 2732, fill in the missing values. 32....Ch. 7.1 - In Exercises 3338, convert the given unit to the...Ch. 7.1 - In Exercises 3338, convert the given unit to the...Ch. 7.1 - In Exercises 3338, convert the given unit to the...Ch. 7.1 - In Exercises 3338, convert the given unit to the...Ch. 7.1 - In Exercises 3338, convert the given unit to the...Ch. 7.1 - In Exercises 3338, convert the given unit to the...Ch. 7.1 - In Exercises 3946, use the following information...Ch. 7.1 - Prob. 40ECh. 7.1 - In Exercises 3946, use the following information...Ch. 7.1 - In Exercises 3946, use the following information...Ch. 7.1 - In Exercises 3946, use the following information...Ch. 7.1 - In Exercises 3946, use the following information...Ch. 7.1 - In Exercises 3946, use the following information...Ch. 7.1 - In Exercises 3946, use the following information...Ch. 7.1 - In Exercises 4752, arrange the quantities in order...Ch. 7.1 - In Exercises 4752, arrange the quantities in order...Ch. 7.1 - In Exercises 4752, arrange the quantities in order...Ch. 7.1 - In Exercises 4752, arrange the quantities in order...Ch. 7.1 - In Exercises 4752, arrange the quantities in order...Ch. 7.1 - In Exercises 4752, arrange the quantities in order...Ch. 7.1 - Walking Would you be walking faster if you walked...Ch. 7.1 - Who Ran Faster Jim ran 100 m, and Bob ran 100 yd...Ch. 7.1 - Water Removal One pump removes 1 da of water in 1...Ch. 7.1 - Balance If 5 kg ate placed on one side of a...Ch. 7.1 - Mount Fuji and Pikes Peak The most visited...Ch. 7.1 - 2014 Ford Mustang The 2014 Ford Mustang gets about...Ch. 7.1 - Calcium Tablets Sean lakes two 250-mg chewable...Ch. 7.1 - Framing a Painting A painting, including the...Ch. 7.1 - Liters of Soda A bottle of soda contains 360 m. a....Ch. 7.1 - Track and Field A high school has a 400-m oval...Ch. 7.1 - A Home Run A baseball diamond is a square whose...Ch. 7.1 - Prob. 64ECh. 7.1 - In Exercises 6568, fill in the blank to make a...Ch. 7.1 - Prob. 66ECh. 7.1 - Prob. 67ECh. 7.1 - Prob. 68ECh. 7.1 - Prob. 69ECh. 7.1 - Prob. 70ECh. 7.1 - Prob. 71ECh. 7.1 - Prob. 72ECh. 7.1 - Prob. 73ECh. 7.1 - Prob. 74ECh. 7.2 - In Exercises 110, fill in the blanks with an...Ch. 7.2 - In Exercises 110, fill in the blanks with an...Ch. 7.2 - In Exercises 110, fill in the blanks with an...Ch. 7.2 - In Exercises 110, fill in the blanks with an...Ch. 7.2 - In Exercises 110, fill in the blanks with an...Ch. 7.2 - Prob. 6ECh. 7.2 - Prob. 7ECh. 7.2 - Prob. 8ECh. 7.2 - Prob. 9ECh. 7.2 - Prob. 10ECh. 7.2 - In Exercises 1118, indicate the metric unit of...Ch. 7.2 - Prob. 12ECh. 7.2 - In Exercises 1118, indicate the metric unit of...Ch. 7.2 - Prob. 14ECh. 7.2 - Prob. 15ECh. 7.2 - Prob. 16ECh. 7.2 - In Exercises 1118, indicate the metric unit of...Ch. 7.2 - Prob. 18ECh. 7.2 - In Exercises 1924, choose the best answer. 19. The...Ch. 7.2 - In Exercises 1924, choose the best answer. 20. A...Ch. 7.2 - In Exercises 1924, choose the best answer. 21. The...Ch. 7.2 - Prob. 22ECh. 7.2 - In Exercises 1924, choose the best answer. 23. The...Ch. 7.2 - Prob. 24ECh. 7.2 - Prob. 25ECh. 7.2 - Prob. 26ECh. 7.2 - In Exercises 2530, (a) estimate the item in metric...Ch. 7.2 - Prob. 28ECh. 7.2 - Prob. 29ECh. 7.2 - Prob. 30ECh. 7.2 - Prob. 31ECh. 7.2 - Prob. 32ECh. 7.2 - Prob. 33ECh. 7.2 - In Exercises 3136, indicate the metric unit of...Ch. 7.2 - Prob. 35ECh. 7.2 - Prob. 36ECh. 7.2 - In Exercises 3742, choose the best answer. 37. A...Ch. 7.2 - In Exercises 3742, choose the best answer. 38. The...Ch. 7.2 - In Exercises 3742, choose the best answer 39. The...Ch. 7.2 - In Exercises 3742, choose the best answer. 40. The...Ch. 7.2 - In Exercises 3742, choose the best answer 41. The...Ch. 7.2 - In Exercises 3742, choose the best answer 42. The...Ch. 7.2 - Prob. 43ECh. 7.2 - In Exercises 4348, (a) estimate the area of the...Ch. 7.2 - Prob. 45ECh. 7.2 - Prob. 46ECh. 7.2 - Prob. 47ECh. 7.2 - In Exercises 4348, (a) estimate the area of the...Ch. 7.2 - Prob. 49ECh. 7.2 - Prob. 50ECh. 7.2 - Prob. 51ECh. 7.2 - In Exercises 4956, determine the metric unit that...Ch. 7.2 - Prob. 53ECh. 7.2 - Prob. 54ECh. 7.2 - In Exercises 4956, determine the metric unit that...Ch. 7.2 - In Exercises 4956, determine the metric unit that...Ch. 7.2 - In Exercises 5764, choose the best answer to...Ch. 7.2 - In Exercises 5764, choose the best answer to...Ch. 7.2 - In Exercises 5764, choose the best answer to...Ch. 7.2 - In Exercises 5764, choose the best answer to...Ch. 7.2 - In Exercises 5764, choose the best answer to...Ch. 7.2 - In Exercises 5764, choose the best answer to...Ch. 7.2 - In Exercises 5764, choose the best answer to...Ch. 7.2 - Prob. 64ECh. 7.2 - Prob. 65ECh. 7.2 - Prob. 66ECh. 7.2 - Prob. 67ECh. 7.2 - In Exercises 6568, (a) estimate the volume in...Ch. 7.2 - In Exercises 6972, select the best answer. 69. One...Ch. 7.2 - In Exercises 6972, select the best answer. 70. One...Ch. 7.2 - In Exercises 6972, select the best answer. 71. One...Ch. 7.2 - Prob. 72ECh. 7.2 - Prob. 75ECh. 7.2 - Prob. 76ECh. 7.2 - Prob. 77ECh. 7.2 - Prob. 78ECh. 7.2 - Prob. 79ECh. 7.2 - Prob. 80ECh. 7.2 - In Exercises 7386, when appropriate, use the key...Ch. 7.2 - Prob. 82ECh. 7.2 - Prob. 83ECh. 7.2 - Prob. 84ECh. 7.2 - Prob. 85ECh. 7.2 - Prob. 86ECh. 7.2 - Prob. 87ECh. 7.2 - Prob. 88ECh. 7.2 - Prob. 89ECh. 7.2 - Prob. 90ECh. 7.2 - Prob. 91ECh. 7.2 - Prob. 92ECh. 7.2 - In Exercises 9396, fill in the blank. 93. 501 cm3...Ch. 7.2 - In Exercises 9396, fill in the blank. 94. 435 cm3...Ch. 7.2 - In Exercises 9396, fill in the blank. 95. 263 k =...Ch. 7.2 - In Exercises 9396, fill in the blank. 96. 4.2 =...Ch. 7.2 - Glacier In Exercises 97 and 98, assume that a part...Ch. 7.2 - Glacier In Exercises 97 and 98, assume that a part...Ch. 7.2 - Challenge Problems/Group Activities In Exercises...Ch. 7.2 - Challenge Problems/Group Activities In Exercises...Ch. 7.2 - Prob. 101ECh. 7.2 - Prob. 102ECh. 7.3 - In Exercises 18, fill in the blanks with an...Ch. 7.3 - In Exercises 18, fill in the blanks with an...Ch. 7.3 - In Exercises 18, fill in the blanks with an...Ch. 7.3 - In Exercises 18, fill in the blanks with an...Ch. 7.3 - In Exercises 18, fill in the blanks with an...Ch. 7.3 - In Exercises 18, fill in the blanks with an...Ch. 7.3 - In Exercises 18, fill in the blanks with an...Ch. 7.3 - In Exercises 18, fill in the blanks with an...Ch. 7.3 - In Exercises 918, indicate the metric unit of...Ch. 7.3 - In Exercises 918, indicate the metric unit of...Ch. 7.3 - In Exercises 918, indicate the metric unit of...Ch. 7.3 - In Exercises 918, indicate the metric unit of...Ch. 7.3 - In Exercises 918, indicate the metric unit of...Ch. 7.3 - In Exercises 918, indicate the metric unit of...Ch. 7.3 - In Exercises 918, indicate the metric unit of...Ch. 7.3 - In Exercises 918, indicate the metric unit of...Ch. 7.3 - In Exercises 918, indicate the metric unit of...Ch. 7.3 - In Exercises 918, indicate the metric unit of...Ch. 7.3 - In Exercises 1924, select the best answer. 19. The...Ch. 7.3 - In Exercises 1924, select the best answer. 20. The...Ch. 7.3 - In Exercises 1924, select the best answer. 21. The...Ch. 7.3 - In Exercises 1924, select the best answer. 22. The...Ch. 7.3 - In Exercises 1924, select the best answer. 23. The...Ch. 7.3 - In Exercises 1924, select the best answer. 24. The...Ch. 7.3 - In Exercises 2528, estimate the mass of the item....Ch. 7.3 - In Exercises 2528, estimate the mass of the item....Ch. 7.3 - In Exercises 2528, estimate the mass of the item....Ch. 7.3 - In Exercises 2528, estimate the mass of the item....Ch. 7.3 - In Exercises 2936, choose the best answer. Use...Ch. 7.3 - In Exercises 2936, choose the best answer. Use...Ch. 7.3 - In Exercises 2936, choose the best answer. Use...Ch. 7.3 - In Exercises 2936, choose the best answer. Use...Ch. 7.3 - In Exercises 2936, choose the best answer. Use...Ch. 7.3 - In Exercises 2936, choose the best answer. Use...Ch. 7.3 - In Exercises 2936, choose the best answer. Use...Ch. 7.3 - In Exercises 2936, choose the best answer. Use...Ch. 7.3 - In Exercises 3750, convert each temperature as...Ch. 7.3 - In Exercises 3750, convert each temperature as...Ch. 7.3 - In Exercises 3750, convert each temperature as...Ch. 7.3 - In Exercises 3750, convert each temperature as...Ch. 7.3 - In Exercises 3750, convert each temperature as...Ch. 7.3 - In Exercises 3750, convert each temperature as...Ch. 7.3 - In Exercises 3750, convert each temperature as...Ch. 7.3 - In Exercises 3750, convert each temperature as...Ch. 7.3 - In Exercises 3750, convert each temperature as...Ch. 7.3 - Prob. 46ECh. 7.3 - Prob. 47ECh. 7.3 - Prob. 48ECh. 7.3 - Prob. 49ECh. 7.3 - Prob. 50ECh. 7.3 - Prob. 51ECh. 7.3 - Prob. 52ECh. 7.3 - Prob. 53ECh. 7.3 - Prob. 54ECh. 7.3 - Prob. 55ECh. 7.3 - Prob. 56ECh. 7.3 - Prob. 57ECh. 7.3 - Prob. 58ECh. 7.3 - Curry As shown in the photo, curry being sold at...Ch. 7.3 - Prob. 60ECh. 7.3 - Prob. 61ECh. 7.3 - Prob. 62ECh. 7.3 - Prob. 63ECh. 7.3 - Prob. 64ECh. 7.3 - Prob. 65ECh. 7.3 - Prob. 66ECh. 7.3 - Prob. 67ECh. 7.3 - Prob. 68ECh. 7.3 - Prob. 69ECh. 7.3 - Fish Tank A rectangular fish tank is 1 yd long by...Ch. 7.3 - Prob. 71ECh. 7.3 - Prob. 72ECh. 7.4 - In Exercises 110, fill in the blanks with an...Ch. 7.4 - In Exercises 110, fill in the blanks with an...Ch. 7.4 - In Exercises 110, fill in the blanks with aft...Ch. 7.4 - In Exercises 110, fill in the blanks with an...Ch. 7.4 - In Exercises 110, fill in the blanks with an...Ch. 7.4 - In Exercises 110, fill in the blanks with an...Ch. 7.4 - In Exercises 110, fill in the blanks with an...Ch. 7.4 - In Exercises 110, fill in the blanks with an...Ch. 7.4 - In Exercises 110, fill in the blanks with an...Ch. 7.4 - In Exercises 110, fill in the blanks with an...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 1126, convert the quantity to the...Ch. 7.4 - In Exercises 2730, use the part of the scorecard...Ch. 7.4 - In Exercises 2730, use the part of the scorecard...Ch. 7.4 - In Exercises 2730, use the part of the scorecard...Ch. 7.4 - In Exercises 2730, use the part of the scorecard...Ch. 7.4 - In Exercises 3159, when necessary round your...Ch. 7.4 - Prob. 32ECh. 7.4 - In Exercises 3159, when necessary round your...Ch. 7.4 - In Exercises 3159, when necessary round your...Ch. 7.4 - In Exercises 3159, when necessary round your...Ch. 7.4 - Prob. 36ECh. 7.4 - Prob. 37ECh. 7.4 - In Exercises 3159, when necessary round your...Ch. 7.4 - Prob. 39ECh. 7.4 - Prob. 40ECh. 7.4 - Prob. 41ECh. 7.4 - Prob. 42ECh. 7.4 - Prob. 43ECh. 7.4 - Prob. 44ECh. 7.4 - Prob. 45ECh. 7.4 - In Exercises 3159, when necessary round your...Ch. 7.4 - Prob. 47ECh. 7.4 - Prob. 48ECh. 7.4 - In Exercises 3159, when necessary round your...Ch. 7.4 - Prob. 50ECh. 7.4 - In Exercises 3159, when necessary round your...Ch. 7.4 - Prob. 52ECh. 7.4 - Prob. 53ECh. 7.4 - Prob. 54ECh. 7.4 - Prob. 55ECh. 7.4 - Prob. 56ECh. 7.4 - Prob. 57ECh. 7.4 - In Exercises 3159, when necessary round your...Ch. 7.4 - Prob. 59ECh. 7.4 - Prob. 60ECh. 7.4 - Prob. 61ECh. 7.4 - Prob. 62ECh. 7.4 - Prob. 63ECh. 7 - In Exercises 16, indicate the meaning of the...Ch. 7 - In Exercises 16, indicate the meaning of the...Ch. 7 - In Exercises 16, indicate the meaning of the...Ch. 7 - In Exercises 16, indicate the meaning of the...Ch. 7 - In Exercises 16, indicate the meaning of the...Ch. 7 - In Exercises 16, indicate the meaning of the...Ch. 7 - In Exercises 712, change the given quantity to the...Ch. 7 - In Exercises 712, change the given quantity to the...Ch. 7 - In Exercises 712, change the given quantity to the...Ch. 7 - In Exercises 712, change the given quantity to the...Ch. 7 - In Exercises 712, change the given quantity to the...Ch. 7 - In Exercises 712, change the given quantity to the...Ch. 7 - In Exercises 13 and 14, arrange the quantities...Ch. 7 - In Exercises 13 and 14, arrange the quantities...Ch. 7 - Prob. 15RECh. 7 - Prob. 16RECh. 7 - Prob. 17RECh. 7 - Prob. 18RECh. 7 - Prob. 19RECh. 7 - Prob. 20RECh. 7 - Prob. 23RECh. 7 - Prob. 24RECh. 7 - Prob. 25RECh. 7 - Prob. 26RECh. 7 - Prob. 27RECh. 7 - Prob. 28RECh. 7 - Prob. 29RECh. 7 - Prob. 30RECh. 7 - Prob. 31RECh. 7 - Prob. 32RECh. 7 - Prob. 33RECh. 7 - Prob. 34RECh. 7 - Prob. 37RECh. 7 - Prob. 38RECh. 7 - Prob. 39RECh. 7 - A square kilometer is a square with length and...Ch. 7 - Prob. 41RECh. 7 - Prob. 42RECh. 7 - Prob. 43RECh. 7 - Prob. 44RECh. 7 - Prob. 45RECh. 7 - Prob. 46RECh. 7 - Prob. 47RECh. 7 - Prob. 48RECh. 7 - Prob. 49RECh. 7 - Prob. 50RECh. 7 - Prob. 51RECh. 7 - Prob. 52RECh. 7 - Prob. 53RECh. 7 - Prob. 54RECh. 7 - Prob. 55RECh. 7 - Prob. 56RECh. 7 - Prob. 57RECh. 7 - Prob. 1TCh. 7 - Prob. 2TCh. 7 - Prob. 3TCh. 7 - Prob. 4TCh. 7 - Prob. 5TCh. 7 - Prob. 6TCh. 7 - Prob. 7TCh. 7 - Prob. 8TCh. 7 - Prob. 9TCh. 7 - Prob. 10TCh. 7 - Prob. 11TCh. 7 - Prob. 12TCh. 7 - Prob. 13TCh. 7 - Prob. 14TCh. 7 - Prob. 15TCh. 7 - Prob. 16TCh. 7 - Prob. 17TCh. 7 - At the Aquarium A rectangular fish tank at an...Ch. 7 - Cost of Paint The first coat of paint for the...Ch. 7 - Prob. 20T
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