Unit 5 Rational Number Arithmetic review

Mr. Howard lost money on his investments at a rate of $7 per day. What is the change in his investment at the end of a week?

• -$49.00

• $49.00

• $14.00

• -$14.00

Tags

CCSS.6.NS.C.5

Mrs. Guthrie is riding a roller coaster which started at ground level. It ascends to a height of 125 feet. It then descends 95 feet. What is the height of the roller coaster after the first descent?

• 220 feet

• -30 feet

• 30 feet

• -125 feet

Tags

CCSS.6.NS.C.5

-2 5/8 + 7.25

• 4 5/8

• 4.67

• 5 3/8

• 4 3/8

The low temperatures in degrees Fahrenheit for Anchorage, Alaska last week were: -21, 2, -14, -10, 5, -13, and 3. What was the average low temperature for the week to the nearest hundredth degree Fahrenheit?

• -6.86 degrees F

• 6.86 degrees F

• -48 degrees F

• 9.71 degrees F

• -9.71 degrees F

Tags

CCSS.6.NS.C.5

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Mt Everest, the highest elevation in Asia is 29,028 feet above sea level. The Dead Sea, the lowest elevation, is 1,312 feet below sea level. What is the difference between these two elevations?

• 27,716 feet

• 30,340 feet

• 28,716 feet

• 30,330 feet

Tags

CCSS.6.NS.C.5

Mrs. Pinney is investigating the habitat of various animals. She starts by scuba diving on the reefs of Florida. She dives to a depth of 30 feet. The next day she climbs to the top of Mount Mitchell at an elevation of 6,683 feet. What is her change in elevation?

• 6,653 feet

• -6,713 feet

• 6,713 feet

• -6,653 feet

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.1

CCSS.7.NS.A.3

2 - (-6) + 3(-4)

• -16

• 8

• -4

• 20

A submarine was situated 800 feet below sea level. If it ascends 250 feet, descends 300 feet, and then ascends 75 feet, what is its new position?

• 775 feet

• -825 feet

• -175 feet

• -775 feet

Tags

CCSS.6.NS.C.5

CCSS.6.NS.C.6

The TCMS Mustang football team played the GCF Grizzlies. After the opening kickoff, the ball started at the 35 yard line. The running back ran for 17 yards on the next play. Then, the quarteback was sacked for a loss of 5 yards. For the next three plays, TCMS had a gain of 3 yards per play. What was the total change in the position of the ball on the field?

• 56 yards

• 66 yards

• 50 yards

• 53 yards

Tags

CCSS.5.NBT.B.7

-4.4 - (-2 1/3)

• -2 3/7

• -2.27

• -2 1/15

• -2.1