When a cold drink is taken from a refrigerator, its temperature is 6°C. After 20 minutes in a 25°C room its temperature has increased by10°C. Answer the following questions1. What is the temperature of the drink after 50 minutes?Answer (in Celsius):2. When will its temperature be 22°C?Answer (in minutes)

The temperature of the room is Initially the temperature of the cold drink is After minutes the…

Answered: When a cold drink is taken from a…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Given 70.90 grams of chlorine gas (Cl₂) = 1 mole of Cl₂. How many grams are in 4.2 moles of chlorine gas (Cl₂)? If necessary, round to four decimal places. For your Paper & Pencil work be sure to include the appropriate units with your final answer. To enter your final answer in this Canvas quiz, only enter the number. Do not include units.
1. A mercury thermometer recards a temperature of 8 degrees Fahrenheit at 10 A.M. If the temperature drops by 3 degrees Fahrenheit every hour, what will be the temperature by 2 P.M. of the same day? 2. Kate gets into the elevator on the third floor of a shopping mall, She goes up 6 floors to reach the food court. After an hour, she went down 2 floors to buy books. At which floor is she now? REFLECTION The learner, in their notebook, will write their personal insights about the lesson using the prompts below. I understand that. I realize that. I need to learn more about Prepared by: Checked by: Noted by: ROSE ANN M. MAGBOO RACHAEL D. LUSTERIO Master Teacher FELICIANO F. DE VERA JR. Officer-in-Charge Mathematics Teacher
10. A cup of coffee has temperature 80°C in a room kept at 20°C. After 30 minutes, the coffee cools to 60°C. What is the temperature of the coffee after another half hour?
A thermometer is removed from a room where the temperature is 70° F and is taken outside, where the air temperature is 10° F. After 3 minutes the thermometer reads 60° F. What is the reading of the thermometer after 5.5 minutes? Ⓒ 50.42 F OROFF OSLAT F 05428 F 04921 F O $2.95 F
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36. Distance and the amount of gasoline used vary directly when driving at a constant speed. Zachary driving at a constant speed of 70 mi/h travels 88 mi and uses 19.3 gal of gasoline. How much gasoline does he use driving 912 mi traveling at the same speed? Round your answer to one decimal place if needed.
Estimate sec 4.4. (Round your answer to the nearest whole number.) sec 4.4 =
A rectangular room is 600 square feet in area. If the room is 50 feet longer than it is wide, what are the dimensions of the room? O 6 feet by 100 feet O 40 feet by 40 feet O 60 feet by 10 feet O 20 feet by 30 feet earch 81'F F9 F10 F12 eert F7 FR FW PIESC FS F6 .... F3 F4 & %23 24 7. 4 Y U R G H K F M C V Alt Ctrt Alt
Convert the given Fahrenheit temperature to its equivalent temperature on the Celsius scale. Use C = (F-32) or F=C+32, where F is the degrees in Fahrenheit and C is the degrees in Celsius. 73°F 73°F=°C (Round to the nearest tenth as needed.)
If the temperature of the metal surface is {6} K, then calculate its value in Fahrenheit O a. -448.600 O b. 258.556 O c. 470.200 O d. -287.444
b. The amount that a spring stretches is directly proportional to the weight of the object attached to it. If a spring is stretched 10 cm by a weight of 8 kg, how much will it be stretched by a weight of 3 kg? as of: Wednesday, April 14, 2021 pag N3CS21 Practice Set 20
11 The outside temperature was 4 °. For the next 6 hours, the temperature dropped at a rate of-0.8 ° per hour. Then the temperature increased by 0.3 ° per hour for the next 2 hours. What was the final temperature? A 9.4° B 8.2 ° C -0.2 ° D -0.8 °

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