Math, asked by BruhUrCringe, 4 months ago

a varies directly as b, if a = 9 when b = 21, Find b when a =28.

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Answered by strufstruf123

0

Answer:

40

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Answered by afjalhussain9910

0

Answer:

a varies directly as b, if a = 9 when b = 21, Find b when a =28.

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