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Mathematics

7th -

9thgrade

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Direct proportion

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11 questions

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  • 1. Multiple Choice
    1 minute
    1 pt

    Y varies directly as x. If y = 12 when x = 15, what is y when x = 20?

    4/5

    17

    16

    25

  • 2. Multiple Choice
    30 seconds
    1 pt

    n varies directly with c. If c = 24 when n = 18, what is c when n = 22?

    88/3

    28

    66/4

    24

  • 3. Multiple Choice
    1 minute
    1 pt

    Which equation exhibits a direct proportion?

    y = 5x - 2

    y = 3/4 x

    y - x = 4

    x = 6

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