Unit 6 Review (7th Grade)

Eleanor opens a checking account with a deposit of $20.00 and wants to put the same amount of money into the account each week for 6 weeks. She wants a balance of $130 at the end of the 6 weeks. Which equation will help Eleanor determine how much money she needs to deposit each week?

• 6w + 20 = 130

• 6w + 130 = 20

• 6w - 20 = 130

• 6w - 130 = 20

Tags

CCSS.HSA.CED.A.3

Sarah is purchasing invitation envelopes for her party. Each envelope costs $1.85 and the total cost, without tax, is $305.25. Which equation and solution represents the amount of number of envelopes that were purchased?

• 1.85x = 305.25; x = 165

• 305.25x = 1.85; x = 175

• 1.85/c = 305.25; x = 165

• 1.85(c + 305.25); x = 175

Tags

CCSS.HSA.CED.A.3

Ella got a new piggy bank and put in the same amount of money each week for 16 weeks. She spent $12.75 dollars on an birthday present for her sister. At the end of the 16 weeks, she had $367.25 in her piggy bank.

How much money did Ella save each week?

• $23.75

• $22.19

• $22.98

• $163.75

Tags

CCSS.6.NS.B.3

Donny and 2 friends played mini-golf one afternoon.

They each paid an equipment fee of $5 and an hourly rate of $2.50. Their total bill was $37.50.

How many hours did Donny and his friends play mini-golf?

• 3

• 11

• 2

• 6

There were 102 girls in the school cafeteria. The number of girls in the cafeteria is 10 more than 4 times the number of boys. How many boys are in the cafeteria?

• 26

• 23

• 14

• 24

Tags

CCSS.7.EE.B.4A

Given the following inequality, would the inequality symbol need to be reversed? Why or why not?

-3x + 2 < 8

• No, the coefficient is negative.

• No, the answer is not negative.

• Yes, the coefficient is negative.

• Yes, the answer is negative.

Tags

CCSS.7.EE.B.4B

Jeffrey has $52.50 to spend on clothes. If he buys a sweatshirt for $16.50 and four t-shirts, which graph represents the solution to the average cost of the t-shirts in this inequality situation?

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Tags

CCSS.6.EE.B.8

Johnnys’s math teacher gave him this inequality to solve: Which graph shows the solution?

-5.5x + 6.5 > 48

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Tags

CCSS.7.EE.B.4B

Nick had $26.50 to spend at the fair. Admission to the fair was $8.50 and rides cost $1.50 per ticket. Which inequality and solution represents how many ride tickets Nick can purchase?

• 8.50 + 1.50x < 26.50; Nick can purchase more than 12 tickets

• 8.50 + 1.50x > 26.50; Nick can purchase more than 12 tickets

• 8.50 + 1.50x ≤ 26.50; Nick can purchase no more than 12 tickets

• 8.50 + 1.50x ≥ 26.50; Nick can purchase no more than 12 tickets

Tags

CCSS.7.EE.B.4B

Fred was planning an 8-week cross-country hike through Europe. He planned on taking $1650 with him for food and other expenses. He wanted to return home with at least $450. Which inequality will allow Fred to determine how much he can spend each week?

• 1650 - 8w < 450

• 1650 - 8w > 450

• 1650 - 8w ≤ 450

• 1650 - 8w ≥ 450

Tags

CCSS.7.EE.B.4B