Semester Exam Review

Tamara invested $15,000 in an account that pays 4% annual simple interest. Tamara will not make any additional deposits or withdrawals. How much interest will Tamara earn on her investment at the end of 3 years?

• $1,800

• $600

• $450

• $1,873

Tags

CCSS.7.RP.A.3

Mr. Wilkins deposited $2,500 in a new account at his bank. The bank pays 6.5% interest compounded annually on this account. Mr. Wilkins makes no additional deposits or withdrawals. Which amount is closest to the balance of the account at the end of 2 years?

• $2,835.56

• $2,513.00

• $2,662.50

• $2,825.00

Tags

CCSS.HSF-LE.A.1C

What is the value of x? (1/4)x + (1/12) = (1/3)x - (1/6) = _______

• x = 3

• x = 2

• x = -1

• x = 0

What value of x makes this equation true? (1/2)x + 7 = 2x - 5

• x = 8

• x = 2

• x = -4

• x = 0

What value of x makes this equation true? 46 + 10x = -29 + 13x

• 25

• -25

• 5

• 0

Which measurements could represent side lengths of a right triangle? Select one correct answer.

• A. 4 ft, 5 ft, 18 ft

• B. 1.5 ft, 2 ft, 2.5 ft

• C. 3 ft, 3 ft, 18 ft

• D. 6 ft, 12 ft, 13 ft

Tags

CCSS.8.G.B.8

Given a right triangle, use a calculator to estimate the length of the missing side to the nearest hundredth of a meter.

• 10 m

• 7.62 m

• 6.32 m

• 3.16 m

Tags

CCSS.8.G.B.8

A 10-foot ladder is leaning against a wall. The bottom of the ladder is 4 feet from the base of the wall. Which of the following is closest to the distance from the top of the ladder to the base of the wall?

• A. 9 ft

• B. 11 ft

• C. 6 ft

• D. 14 ft

Tags

CCSS.8.G.B.8

The soda can shown below is a cylinder with a diameter of 2 inches and a height of 5 inches. The can has a paper label that completely covers the main face of the can. What is the lateral surface area of the label, to the nearest tenth of a square inch?

• 31.4 square inches

• 20.0 square inches

• 15.7 square inches

• 25.0 square inches

A ball shaped like a sphere has a radius of 2.7 centimeters. Which measurement is closest to the volume of the ball in cubic centimeters?

• 46.38 cm³

• 33.93 cm³

• 122.15 cm³

• 82.45 cm³

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3