buy used college textbooks

Identify the tool that you would use to find the length of your textbook. => a cup or a ruler or a scale..

Jimmy bought textbooks and workbooks for $122. Cost of one textbook is $20 and cost of one workbook is $11. Write an equation that models the number of textbooks and workbooks Jimmy bought. => 11 x + 20 y = 122 or 20 x + 11 y = 132 or 20 x + 11 y = 122 or x + 11 y = 12..

Kathy buys 6 dresses. Each one costs $10.25. Which operation would you use to find the total cost? => subtraction or addition or division or multiplication..

Which graph should the shoe mart use to encourage the people to buy sports shoes? Why? => Graph 2, because it shows the more sale than Graph 1. or Graph 2, because it shows the sharp rise in the sale of shoes. or Graph 1, because it shows the sharp fall in the sale of shoes. or ..

Tommy bought 4 pizzas for $3.50 . How much would he pay to buy 8 pizzas? (Use proportions to find the amount.) => $7 or $28 or $6 or $8..

Ethan wants to buy 30 copies of a book. The cost of each book is $175.50. Which operation would you use to find the total amount he needs to spend on the books? => subtraction or addition or division or multiplication..

Holly went to 5 stores to buy DVDs. She spent $27.51 at each store. Estimate the amount Holly spent altogether using compatible numbers. => $131 or $120 or $133 or $125..

To attract customers, a detergent company is giving away lucky coupons inside 30% of the packets. Tom buys 3 packets of the detergent hoping to get at least one lucky coupon. Use a tree diagram to find the probability. => 0.217 or 0.189 or 0.51 or 0.299..

A brand of soap is on sale for $9.76 per package. You would like to buy 9 packages. Which of the following expressions can be used to find the total cost of the packages? => 9(10) - 0.24 or 9(10 - 0.24) or 9(11 - 0.24) or 9(9 - 0.76)..

Sunny wants to buy a computer. He can choose between a standard , extended or adjustable keyboard and between a 15" or 17" color monitor. Use a tree diagram and find the probability of choosing an extended keyboard and 15" color monitor. => 1 3 or 1 4 or 1 2 or 1 6..