6.3E Multiply and Divide Rational Numbers

Mrs. Rodríguez will make name tags for each of the 45 choir members and 30 orchestra members. The materials for each name tag cost $0.44. What is the total cost of the materials Mrs. Rodríguez will use to make these name tags?

• $33.00

• $75.00

• $58.20

• 49.80

One weekend Greg and Darius shoveled snow to earn spending money. Together they earned $12.50 an hour for 9 hours of work. Each received half the total earnings. If Greg then spent $15 on a new CD, what was the total amount he had left, in dollars and cents, from the money he earned shoveling snow that weekend?

• $97.50

• $27.50

• $41.25

• $56.25

Andrew plays on a basketball team. In two games he scored 0.4 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. Stein is purchasing 2.25 pounds of meat that costs $2.80 per pound. How much change should Mr. Stein receive if he gives the cashier $20.00?

• $6.30

• $13.70

• $14.95

• $2.52

Mr. Atkinson has 5.25 lbs. of dry fish food. He will put an equal amount of food into 3 containers. How much fish food will be in each container?

• $1\frac{2}{3}$

• $1\frac{3}{4}$

• $2\frac{1}{4}$

• $8\frac{3}{4}$

In 2011 Ralph paid $12.95 for a box of cards and $0.44 each for 16 stamps. What was the total cost, in dollars and cents, of the box of cards and the stamps?

• $13.39

• $19.35

• $7.04

• $19.99

Wendy had 35 tickets for games at a carnival. She used 0.2 of the tickets to play the ball-toss game. She then used 0.5 of the remaining tickets to play the ring-toss game, in which she won 25 more tickets. How many tickets did Wendy have after playing these games?

• 7

• 19

• 14

• 28