Integer and Rational Number Review

A scuba diver is 15.5 feet below the surface of the water. If the diver continues to swim downward at a rate of 2.5 feet per second. what integer represents her location relative to the surface after 7 seconds?

• -17.5

• 33

• 18

• -33

Tags

CCSS.7.NS.A.3

Marcelo had $49.13 in his bank account. He paid two fees of $32.50 each, and then he made two deposits of $74.25 each. Which expression represents the situation?

• 49.13 - 32.50 + 74.25

• 49.13 + 2(32.50) - 2(74.25)

• 49.13 - 2(32.50) + 2(74.25)

• 49.13 + 2(32.50 - 74.25)

Tags

CCSS.6.NS.B.3

Solve the following expression:

49.13 - 2(32.50) + 2(74.25)

• 90.88

• 58.38

• 165.13

• 132.63

Tags

CCSS.7.NS.A.3

Select all the expressions that are equivalent to  $\left(-60\right)\div5$ .

•  $\left(60\right)\div\left(-5\right)$  

•  $\left(-60\right)\div\left(-5\right)$  

•  $\left(-60\right)\times\frac{1}{5}$  

•  $\left(60\right)\times\left(-\frac{1}{5}\right)$  

•  $\left(-60\right)\div\left(-\frac{1}{5}\right)$  

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Tomic and Brooke make a game of shooting free throws. Each basket is worth  $2\ \frac{1}{2}$  points. Each miss is worth  $-\frac{3}{4}$  points. Out of 30 free throws. They make 16 baskets. How many points did Tomic and Brooke score?

• 40

•  $50\ \frac{1}{2}$  

• 28

•  $29\ \frac{1}{2}$  

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Abigail is going for a hike. After 6 km, she has gained 800 m in elevation. She stops for a break, then turns around and returns the way she came. What was her change in elevation when she finished the hike?

• 12 km

• 1600 m

• 0 m

• 480 km

Tags

CCSS.7.NS.A.3

Select all the products that are negative.

• (-4)(-9)(2)

• (-4)(9)

• (6)(6)(-2)

• (-6)(-6)

• (6)(-6)

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Select all the products that are negative, if x is negative.

• -6x

• 4x

• -3(-x)

• 0x

• -x

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Select all the expressions that are equivalent to  $-\frac{5}{6}\div-\frac{1}{3}$  

•  $\left(-\frac{5}{6}\right)\ \times\ \left(-3\right)$  

•  $\left(-\frac{6}{5}\right)\ \times\ \left(-3\right)$  

•  $\left(-\frac{6}{5}\right)\ \times\ \left(\frac{1}{3}\right)$  

•  $\left(\frac{5}{6}\right)\ \div\ \left(\frac{1}{3}\right)$  

•  $\frac{5}{6}\ \times\ \left(-3\right)$  

Tags

CCSS.7.NS.A.2A

Olivia has $240 in her bank account. Each month, her bank deducts a $12.50 fee for maintaining a balance below $250. If Olivia makes no other deposits or withdrawals, how much money will be in her account at the end of five months?

• $62.50

• $177.50

• $187.50

• $302.50

Tags

CCSS.6.NS.B.3