Multiplying And Dividing Integers And Rational Numbers

Front

(-3/5) * (-1.5)

Back

0.9

Front

Is 90 ÷ (–9) = 10 correct?

Back

No, because a positive divided by a negative is a negative.

Front

Jenny has $2.40 deducted from her monthly allowance every time she forgets to do a chore. If she forgets three times in one month, what will be the change in Jenny’s total allowance?

Back

-$7.20

Front

Equation to represent the average depth of Ana’s dives (5 dives, total depth 230 feet) in relation to the water’s surface.

Back

–230 ÷ 5 = –46

Front

Rashawn and Jessie are playing a game where they lose the same number of points that they would have earned for each incorrect answer. Rashawn answers two 3-point questions incorrectly, and Jessie answers four 2-point questions incorrectly. If neither player has answered a question correctly, who is ahead?

Back

Rashawn is ahead with –6 points.

Front

Can you plot 4/0 on a number line?

Back

Jeremiah is correct because any number divided by 0 is undefined and cannot be represented on a number line.

Front

An airplane descends at a rate of 2,700 feet per minute. What is its change in elevation after 3 1/2 minutes?

Back

-9450 ft

Front

(-3/4) ÷ (-8/12)

Back

(3/4) × (12/8)

Front

A submarine descends at a rate of 2.6 kilometers per hour. If the ocean floor is 6.24 kilometers below sea level, how long will it take the submarine to descend to the ocean floor?

Back

2.4 hours

Front

A tanker truck fills the gas station’s reservoir at the rate of 12 1/2 gallons per minute. If the reservoir was empty and it is now 35 gallons full, how long has the tanker been filling the reservoir?

Back

2.8 minutes