Multiply and Divide Rational Numbers

A carpenter wants to cut a board that is 5/6 ft long into pieces that are 5/16 ft long. The carpenter will use the expression shown to calculate the number of pieces that can be cut from the board. Which expression can also be used to calculate the number of pieces that can be cut from the board?

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In the expression shown p represents a rational number.

4p

What value of p makes the expression equal a number less than 4?

• 9/8

• 19/17

• 7/8

• 16/16

A baby weighed 7.25 lb at birth. At the end of 8 months, the baby weighed 2½ times its birth weight. How many pounds did the baby weigh at the end of 8 months?

• 14.5 lb

• 9.75 lb

• 18.125 lb

• 14.125 lb

Tags

CCSS.7.EE.B.3

Andrew plays on a basketball team. In two games he scored ⅖ of the total number of points his team scored. His team scored 55 points in the first game and 35 points in the second game. What was the number of points Andrew scored in these two games?

• 18

• 20

• 36

• 90

Mr. Atkinson has 5 ¼ lb of dry fish food. He will put an equal amount of food into 3 containers. How much fish food will be in each container?

• 1 ⅔ lb

• 1 ¾ lb

• 2 ¼ lb

• 8 ¾ lb

Tags

CCSS.5.NF.B.3

A grocery store sells steak for $6.10 per pound. What would be the cost of 2 ⅗ lb of steak?

• $14.03

• $8.70

• $15.86

• $12.06