buy used textbooks

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

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..

Joe bought 3 pizzas for $2.5. How much will he have to pay to buy 6 pizzas. Use proportions to find the amount. => $5 or $4 or $6 or $15..

You have 16¢. You buy a crayon for 9¢. Which number sentence would you use to find your change? => 16¢ ÷ 9¢ = or 16¢ - 9¢ = or 16¢ × 9¢ = or 16¢ + 9¢ =..

Sam bought 2 pizzas for $1.5. How much does he pay to buy 4 pizzas? Use proportions to find the amount. => $4 or $3 or $6 or $2..

Charlie bought 3 pizzas for $2.5. How much does he pay to buy 6 pizzas? Use proportions to find the amount. => $15 or $4 or $5 or $6..

Annie went to 5 stores to buy tapes . She spent $23.91 at each store. Estimate the amount Annie spent altogether, using compatible numbers. => $131 or $120 or $133 or $125..

Jeff needs to buy 30 CDs which cost $10 each. The total amount of 30 CDs is 30 × 10. Use commutative property to identify the equivalent expression. => 10 ÷ 30 or 40 or -20 or 10 × 30..

A brand of soap is on sale for $5.86 per package. You would like to buy 4 packages. Which of the following expressions can be used to find the total cost of the packages? => 4(6 - 0.14) or 4(7 - 0.14) or 4(6) - 0.14 or 4(5 - 0.86)..

Tom buys files and notepads for office use every week. Files costs $25.00 and notepads costs $17.00. Which is the best estimate of the amount Tom spends on files and notepads for the 45 weeks in a year? => Between $850 and $1350 or Between $750 and $1250 or Between $1000 and $20..