Unit 2 Exam

What is the solution to the equation below?
0.5x = 12

• 24
• 12
• 6
• 3

Alyson opened a savings account with $100. She saves $60 per month.  Which of the following equations can be used to find how much money she has in her account after x months?

• 600 + 60x = y
• 60 + 100x = y
• 100 + 60x = y
• 100 - 60x = y

Connor's Gym charges an initiation fee of $45 plus a monthly fee of $60.  Which of the equations below shows the cost c of joining the gym for "m" months?

• c = 45 - 60m
• c = 45 + 60m
• c = 60 + 45m
• c = 45 - 60m

Which of the following ratios is equivalent to 1:2?

• 4/6
• 5/10
• 3/5
• 1/20

Which of the following values does NOT satisfy the equation x - 4 = 5.5?

• 9 1/2
• 9.5
• 19/2
• 1.5

Jamie pays a $100 installation fee and a $50 monthly service charge for his telephone.  Which equation shows the amount that Jamie pays for x months of telephone service?

• y = 50 + 100x
• y = 100 - 50x
• y = 100 + 200x
• y = 100 + 50x

What is the value of y that satisfies the equation below?
y/3 = 7

• 2.5
• 21
• 10
• 4

Which of the following shows the simplification of 0.5 x (8a + 12b) using the Distributive Property?

• 4a + 6b
• 6a + 4b
• 4a - 6b
• 10ab

There are 80 members in the school choir.  The choir needs to raise $6,000 for a trip to a competition.  The school agreed to contribute $1,000.  Which of the equations below shows the amount of money that each choir member needs to raise to help pay for the trip?

• 80x + 1,000 = 6,000
• 1,000x + 80 = 6,000
• 80x + 6,000 = 1,000
• 1000 - 80x = 6,000

What is a value of y that satisfies the inequality below?
y/4 ≤ 10

• 43
• 42
• 41
• 40