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Review of Rational Number Problem Solving

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Review ofRational Number Problem Solving

Pumpkin Carving

• Have out pencil, blank sheet of paper, calculator

Question #1

Coach Tobbitt selects 32 Siegel Middle School students for the baseball team. When the spring season started he still needed 5 more players. He held tryouts and 20 students tried out for the team. He selected 4. How many more baseball players does he need?

Answer: ______

If correct, draw a pumpkin

1 player

Question #2Janie has $400 in her bank account. This week Janie deposited $100 on Monday and $120 on Tuesday. On Friday she wrote a check for $30 and withdrew $50 to buy gas for the weekend. How much money does Janie have in her account now?

Answer: ______

If correct, draw an eye

$540

Question #3

The lowest recorded temperature on the first day of fall was -4º F in the town of Summerville. The warmest recorded temperature was 80º F. Find the difference in these two extremes.

Answer: ______

If correct, draw another eye

84°F

Question #4Cathy is trying out new scuba equipment. Her current oxygen tank is safe up to -20 feet. The new tank is reportedly safe up to 3 times her old tank. At what maximum depth should the new oxygen tank be safe?

Answer: ______

If correct, draw a nose

-60 feet

Question #5

Kara is trying to get her pilots license. She is practicing landing her plane smoothly. On her last practice trip, it takes her 15 minutes to land the plane. If she has descended uniformly for 1,800 feet, what was her change in elevation per minute?

Answer: ______

If correct, draw a mouth

-120 ft.

Question #6

A pumpkin farm reported a profit loss of $751.50 last year because of the lack of rain in the summer. This year it anticipates a better year. If they report a profit gain of $900.00, what will have been the change in profit over the past two years?

Answer: ______

If correct, draw a hat

$ 1,651.50

Question #7Samuel began running this summer. The first month he could run two miles easily. On average, he increased his distance by 1.5 miles each month. If Samuel continues at this rate, how far will Samuel be able to run after 6 months?

Answer: ______

If correct, draw anything you want on your pumpkin.

11 miles

Writing

• On the back of your pumpkin, describe a problem you might encounter this week using rational numbers. Solve the problem.