Spring Semester Exam Review

Anne wants to have an ice sculpture at her wedding. She would like to have a rectangular pyramid on top of a rectangular prism. She wants each figure to have a base of 40 square feet and a height of 3 feet. How much ice is needed to create the sculpture?

• 40 ft³

• 80 ft³

• 120 ft³

• 160 ft³

Which measures could be the side lengths of a right triangle?

• 7 cm, 21 cm, 25 cm

• 7 cm, 25 cm, 26 cm

• 80 cm, 72 cm, 76 cm

• 3 cm, 5 cm, 9 cm

Jada has a compound interest savings account for college. The account is compounded annually. How much money is in Jada's account at end of 3 years with a 5% interest and a principal of $100?

• 4209.27

• $105,26

• $109.27

• $105.30

Rob has a clock shaped like a triangular prism with a base measuring 24 square inches and a height of 7 inches. Dave has a clock in the shape of a triangular pyramid with the same base and height dimensions. Whose alarm clock would take up less space, and by how much?

• Dave's is 1/3 the space of Rpb's

• They would take up the same space

• Dave's, is 3 times the space of Rob's

• Rob's is 1/3 the space of Dave's

If you invest $1000 in a savings account, how much simple interest will you earn in 3 years if the interest rate is 4.2%

• $1126

• $874

• $126

• $42

A sweater costs $19.99 Which option offers the best price for the sweater

• $15 off coupon

• 40% off coupon

• Sales price of $27.99

• $10 off and then 5% off

Items bought in a hardware store; paint $23.99, brush $12.50, sand paper $2.99 and drop cloth $8.99. The sales tax is 7.5%. What is the total cost? Round to the nearest cent.

• $48.47

• $50.25

• $3.63

• $52.11

A fire truck is using a ladder to reach the wall of a building. If the truck is 7 yards away from the building and the window they are trying to reach is 10 yards above the ground, how far will the ladder need to be extended?

• 149.21 yards

• 12.21 yards

• 17 yards

• 10.21 yards

An urn contains 3 red marbles and 4 blue marbles. One marble is selected at random, its color is notes and it is returned to the urn. Another marble is then selected. What is the probability that the first marble drawn is blue and the second marble drawn is red?

• 21/49

• 4/7

• 3/7

• 1/2

A number cube is rolled twice. What are the chances that the number cube will land on 3 both times?

• 1/3

• 1/4

• 1/12

• 1/36