7.EE Unit Review

Which expression is equivalent to the follow expression?

6(4d + 8) - 3(5d + 7)

• 9d + 27

• 9d - 27

• 39d + 69

• 9d + 69

The following steps show how Mika simplified an expression incorrectly.

Given: 2(3a + 4b) - 1/2(6a + 10)

Step 1: 6a + 8b - 3a + 10

Step 2: 3a + 8b + 10

Which statement describes the mistake Mika made?

• Step 1 should read

  6a + 8b + 3a - 5

• Step 1 should read

  6a + 8b - 3a + 5

• Step 1 should read

  6a + 8b - 3a - 5

• Step 1 should read

  6a + 8b + 3a + 5

Which expression is equivalent to -2(6h - 10)?

• -4(3h + 5)

• -7h + 17 - 5h + 3

• 3(h + 7) + 9h

• 12h - 20

Wilma decides to make stuffed peppers for family dinner. She buys both green and red bell peppers each costing $1.15 per pepper. She buys g green peppers and r red peppers.

Which expression represents how much Wilma spent on bell peppers?

• 1.15g + r

• 1.15gr

• 1.15(g + r)

• 1.15r + g

Four people created an expression to represent the following situation.

Situation: Benny's is having a "Going out of Business" sale where everything is 75% off. Let p represent the original price of any item in the store. What is the sales price of any item in the store?

Alice's expression: 0.75p

Yani's expression: 0.25p

Dane's expression: p + 0.75p

Howard's expression: p - 0.75p

Who is correct?

• Only Alice

• Yani and Howard

• Howard and Dane

• Only Yani

Ryan ran 4 miles on Wednesday, 2 miles on Thursday, 5 miles on Friday, and three times as many miles on Saturday as Thursday. If she wants to run a total of 20 miles by the end of the day on Sunday, how many miles does she need to run on Sunday?

• She does not need to run any more miles.

• 3 Miles

• 6 Miles

• 5 Miles

The recorded high temperature for a city in Florida was 109 degrees Fahrenheit. Kimberly wants to convert the degrees into Celsius using the following formula.

F = 1.8C + 32

What is the recorded high temperature for a city in Florida in degrees Celsius rounded to nearest whole?

• 43 degrees Celsius

• 42 degrees Celsius

• 228 degrees Celsius

• 229 degrees Celsius

Avery started a savings account and deposited $425 into the account. Every three months, the bank deposits an interest of $3.15 into her account. Avery now has $437.60 in her savings account. How many months has it been since Avery started her savings account?

• 4 months

• 12 months

• 13 months

• 3 months

Sabrina wants to spend at most $8.50 on school supplies. She needs to purchase a binder, which cost $6.89, and wants to spend the rest on pens, which cost $0.59 each. Which inequality represents this situation, where p is the number of pens Sabrina can buy?

• 0.59p + 6.89 ≥ 8.50

• 6.89 + 0.59p ≤ 8.5

• 6.89p + 0.59 ≤ 8.5

• 0.59p + 6.89 < 8.5

A ski resort charges Tiffany a flat fee of $65 to rent skis. It also charges her a daily rate of $22 for a ski lift pass to get skiers back up the mountain. If Tiffany is charged $175, how many days did Tiffany rent a ski lift pass?

• 2 Days

• 3 days

• 5 days

• 8 days