A.18 Quiz Review

An artist is selling children’s crafts. Necklaces cost $2.25 each, and bracelets cost $1.50 each.

Write an equation for necklaces, n,  and bracelets, b, to equal total, T.

• 2.25n + 1.50b = 3.75T

• 2.25b + 1.50n = T

• 2.25n + 1.50b = T

• 2.25 + 1.50 = 3.75

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Select all the combinations of necklaces and bracelets that the artist could sell for exactly $12.

(THERE ARE 2)

2.25n + 1.50b = T

• 3 necklaces and 3 bracelets

• 5 necklaces and 1 bracelet

• 4 necklaces and 2 bracelets

• 2 necklaces and 5 bracelets

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You are going to the concession stand. Hot dogs cost $2.50 each, and candy cost $1.25 each.

Write an equation for hot dogs, h,  and candy, c, to equal total, T.

• 2.50h + 1.25c = T

• 2.50c + 1.25h = T

• 2.50h + 1.25c = 3.75T

• 2.50 + 1.25 = 3.75

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Select all the combinations of hot dogs and candy that you could buy for exactly $10.

(THERE ARE 2)

2.50h + 1.25c = T

• 1 hot dog and 6 candy

• 5 hot dogs and no candy

• 3 hot dogs and 2 candy

• 2 hot dogs and 5 candy

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The equation 201.50 = f + 6.50(18) represents the cost of printing shirts for 18 students. Find the solution to the equation, and state what it represents in this situation.

• f = 1.72

  f = fees

• f = 318.5

  f = fees

• f = 177

  f = fees

• f = 84.5

  f = fees

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Solve for x.

540 = x + 12.25(32)

• x = 1.38

• x = 392

• x = 148

• x = 932

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Is 0 a solution to 3x + 12 = 4x + 10?

• yes

• no

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CCSS.HSA.REI.B.3

Is 2 a solution to 3x + 10 = 4x + 8?

• yes

• no

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CCSS.HSA.REI.B.3

Is 3 a solution to 3x + 7 = 16?

• yes

• no

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CCSS.HSA.REI.B.3

Is 4 a solution to 2x + 7 = 11?

• yes

• no

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CCSS.HSA.REI.B.3