Practical Problems with Rational Numbers

• 60 Kit Kats

• 36 Kit Kats

• 21 Kit Kats

• 42 Kit Kats

Mark has $73.60 in his savings account. He withdraws $24.35, deposits $35, and then withdraws $15.70. If Mark gives his mother one-third of his savings, what amount did he give to his mother?

• $62.90

• $41.88

• $22.85

• $25.92

Mr. Quagmire is purchasing 3.75 pounds of peanuts that costs $1.45 per pound. How much change should Mr. Quagmire receive if he gives the cashier a $10 bill?

• $5.93

• $5.44

• $4.56

• $6.25

Alicia had $11.00 in her checking account.  She did a few chores and made $44.50.  She decided to pay for her and a friend to go to the movies. Each ticket cost $6.25.  How much money does she have left in her account?

Mr. and Mrs. Horner will be visiting the museum with their three children.  Tickets cost $25 for adults and $15.50 for children.  How much will it cost for the whole family to visit the museum?

Amanda has four boards that are each 64 inches long.  She needs to cut each board into multiple pieces that are each 12.45 inches long.  How many pieces will she have after she cuts all four boards?

Josh rents a kayak at a nearby state park.  He pays a flat rate of $12.99 plus $3.75 for each hour that he spends in the water.  How much did Josh spend if he was on the river for 4\frac{1}{2}  hours?

Mary’s mom gave her $100 to go shopping. She bought a shirt for $22.65 and a skirt for $33.31. She had a coupon for 10 percent off her total purchase. How much change did she receive from the cashier?

The seventh-graders at the middle school are going on a field trip to the aquarium. They

will spend 4 and 1/4 hours at the aquarium. The students will need to visit five exhibits while

they are there. If the time is evenly distributed, how many minutes will the students

spend at each exhibit?