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受欢迎的 Word Problems >

When a number is added to both the numerator and denominator of 1/4 the result is 2/3

解答

Wh e n a n u mb er i s a dd e d t o b o t h t h e n u m er a t or an d d e n o mina t or o f \frac{1}{4} t h e res u lt i s \frac{2}{3}

解答

The number : 5

求解步骤

Represent the number with

x

A.T.Q.:

\frac{1 + x}{4 + x} = \frac{2}{3}

求解

x, \frac{1 + x}{4 + x} = \frac{2}{3} : x = 5

The number : 5

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