Course Benchmark 3

• 24

• 40

• 60

• 240

After m months, the balance of an account is (50 − 5m) dollars. What is the balance after 6 months?

• $20

• $30

• $80

• $270

Determine if z = 60 is a solution of z ÷ 12 = 5.

• Yes

• No

• 3

• 4

• 6

• 9

• 0.58

• 55%

What is the surface area of the triangular pyramid?

• 14.94 yd²

• 29.016 yd²

• 33.66 yd²

• 58.032 yd²

You walk from your house to your friend's house, and then from your friend's house to school. You arrive at school 43 minutes after you leave your house. You arrive at your friend's house 27 minutes before you arrive at school. Which equation represents the amount of time t (in minutes) that it takes for you to walk from your house to your friend's house?

• t - 43 = 27

• 43 = t + 27

• 43 + t = 27

• t - 27 = 43

Your friend has n marbles. You have 18 marbles. You and your friend have a total of 32 marbles. Which equation can you use to find n?

• n - 18 = 32

• 32 + n = 18

• n - 32 = 18

• 18 + n = 32

Evaluate 14.156 - 12.009 + 1.165.

• 0.982

• 3.312

• 27.33

• 25

The tape diagram represents the ratio of your monthly allowance to your friend's monthly allowance. The monthly allowances total $99. How much is your friend's allowance?

• $9

• $45

• $54

• $82.50