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受欢迎的 Word Problems >

six times the reciprocal of a number equals 3 times the reciprocal of 10. find the number

解答

s i x t im es t h e rec i p roc a l o f a n u mb er e q u a l s 3 t im es t h e rec i p roc a l o f 10. f in d t h e n u mb er

解答

The number : 20

求解步骤

Represent the number with

x

A.T.Q.:

6 \cdot \frac{1}{x} = 3 \cdot \frac{1}{10}

求解

x, 6 \cdot \frac{1}{x} = 3 \cdot \frac{1}{10} : x = 20

The number : 20

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