Solve by the method of your choice: From the 20 CDs that you’ve bought during the past year, you plan to take 3 with you on vacation. How many different sets of three CDs can you take?

Q: hmed wants to buy one of three different books he sees in a book store. Each is available in print…

A: Given: He has two categories to select (1) CD (2) BOOK And each category has 3 things to select Now…

Q: Your father is planning to cook for 25 people using a recipe that specifies two and a half cups of…

A: Given, Father is planning to cook for 25 people using a recipe that specifies two and a half cups of…

Q: Richard gave 1/4 of his stamps to his brother. Then 30 stamps to his friend Roy and had 1/3 of his…

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Q: Perry had 72 more game cards than Dave. Perry gave 1/3 of his game cards to Dave. Dave gave 3/8 of…

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Q: A season has 81 home Games. If you purchase a season ticket in the bleacher section, what is the…

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Q: At a carnival, Lisa bought 6 packs of 15 tickets each. She has used 39 of the tickets so far. How…

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Q: Dimitri wants to make 17 cents using only pennies, nickels, and dimes. How many different…

A: This question can be solved using logic

Q: A recipe calls for 4 eggs for every cup of flour.  If I am using 12 eggs, how many cups of flour…

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Q: Kevin works at Tulips and More after school. He is paid $5.75 per hour. He work 1 1/2 hours on…

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Q: A water park offers a season pass for 64 per person. Without a season pass, admission for the water…

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Q: James invested half of his money in land, a tenth in stock, and a twentieth in saving bonds. Then,…

A: Let x be the total amount saved or invested.

Q: Split the number 750 into two numbers æ and y so that the sum of 8% of the first number and 24% of…

A: An equation is a statement in which two algebraic expressions are equal. If the equation is of the…

Q: Adam, Ben and Carlos shared some marbles. Adam received 1/5 of the marbles. Ben received 18 more…

A:

Q: A group of friends were helping themselves to cookies from a plate. John took 1/3 of the cookies.…

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Q: Bruce is working for his uncles landscaping business this summer. He is paid $15.00 per hour. If…

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Q: Stacy buys 3 CDs in a set for $30.28. She saved $6.14 by buying the set instead of buying the…

A: Let us consider the cost and item is x and the number of item is n then the total cost of n items…

Q: Suppose you have just enough money to buy a loaf of bread priced at $2.80. You have 16 coins, all…

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Q: Carl has 100 comic books. He wants to arrange the books in three piles so that the second pile has…

A: Given: The total number of comic books is 100. We want to arrange the books in three piles so that…

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.