Unit 5 Review

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• 12

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• 11

Jamal has x blue cards. He has twice as many red cards as blue cards. Jamal also has 5 fewer yellow cards than blue cards. Which expression shows the total number of cards that Jamal has?

Ellen bought a new computer tablet for $350. She paid $75 at the time of purchase

and will make monthly payments of $55 to finish paying for the tablet. She used the equation 75 + 55m=350 to determine the number of months (m) she needs to make payments. For how many months will she make payments?

• 2 months

• 4 months

• 5 months

• 6 months

• 2x + 8

• 8x + 2

• 10x

• 5x

A library charges $0.15 for each day that a book is overdue and $1.00 for each day that a DVD is overdue. Chloe returned 6 books and some DVDs one day late. If n, stands for the number of DVDs returned late, which expression represents the amount of money Chloe owes in overdue fees?

• 6(0.15) + n(1.00)

• (6 + n)(1.15)

• 0.15(n) + 1.00(6)

• 6n(1.15)

Trinity packs x boxes with 15 bottles in each box. The total number of bottles she packs is 285. Which equation and solution represent the total number of boxes Trinity pack?

• 15 + x = 285

  x= 270 boxes

• x - 15 = 285

  x = 300 boxes

• 15x = 285

  x = 19 boxes

Sara sees three red birds (r) for every blue bird (b) she sees. If Sara sees a total of 12 red birds, which equation could be used to determine how many blue birds she sees?

• r = 12

• b = 12

• r + b = 12

• 3b = 12

The school soccer club is collecting money for an upcoming tournament. Their goal is to collect $105. So far, they have collected x dollars each from 12 people and y dollars from 11 people. Which expression represents how much more money the club needs to collect to reach the goal?

• (12x - 11y) - 105

• (12x + 11y) + 105

• 105 - (11x + 12y)

• 105 - (12x + 11y)