Expressions and Equations Quiz 7

What is the value of (5² - 10) ÷ 5 x 2³?

• A. 0

• B. 18

• C. 24

• D. 40

Which expression is equivalent to 25x - 10y?

• 5(5x - 2y)

• 5(5x - 10y)

• 5(20x - 5y)

• 5(20x - 10y)

Jim and Ed are debating the answer to the equation (2/3)m = (1/4). Jim states that m is equal to 2 2/3. Ed states that m is equal to 3/8. Which statement is true?

• Jim’s answer of 2 2/3 is correct because he divided 2/3 by 1/4 to get his answer.

• Jim’s answer of 2 2/3 is correct because he divided 1/4 by 2/3 to get his answer.

• Ed’s answer of 3/8 is correct because he multiplied 1/4 by 2/3 to get his answer.

• Ed’s answer of 3/8 is correct because he divided 1/4 by 2/3 to get his answer.

Andy runs the same number of miles, x, every week. His total distance run each week is less than 60 miles. Which inequality represents how many miles Andy runs each week?

• x ≥ 60

• x ≤ 60

• x > 60

• x < 60

What is the value of (5r + 1/5)^2 when r = 0?

• 0

• 1/25

• 1/5

• 25

What is the value of 1,608 ÷ 10³?

• 1.608

• 16.08

• 160.8

• 0.1608

Sam is using the expression (m/8n) in class. What is the value of the expression when m = 4 and n = 1/2?

• 0

• 1

• 4

• 16

Which value from the set {1/2, 2/3, 4/3, 5/2} is a value of x that will make the equation 3/4 ÷ x = 9/8 true?

• A) 1/2

• B) 2/3

• C) 4/3

• D) 5/2

Jason owns a party supply store. He sells balloons for $0.50 each and party hats for $1.25 each. Jason buys each balloon for $0.10 and each party hat for $0.20. Which expression represents how much money Jason gains from selling ( n ) balloons and ( h ) party hats?

• A) 0.40n + 1.05h

• B) 0.60n + 1.45h

• C) 1.75nh

• D) 1.45h - 0.60n

The minimum amount of money needed to open a checking account is $800. Evan has $637. Which inequality describes the amount of money, d, Evan needs to open the checking account?

• d ≥ 1437

• d ≤ 1437

• d ≥ 163

• d ≤ 163