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Ratios, Rates, Proportional Relationships, and Units

SAT Math· difficulty 3/5

A recipe uses 22 cups of flour for 55 servings. How many cups are needed for 1212 servings?

  • A

    4.8

    check_circle
  • B

    4.5

  • C

    5.0

  • D

    4.0

Explanation

2/5=x/122/5 = x/12, x=24/5=4.8x = 24/5 = 4.8 cups.

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