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受欢迎的 Word Problems >

One number is 2/2 of another number. The sum of the two numbers is 20. Find the two numbers.

解答

O n e n u mb er i s \frac{2}{2} o f an o t h er n u mb er . T h e s u m o f t h e tw o n u mb ers i s 20. F in d t h e tw o n u mb ers .

解答

The numbers : 10, 10

求解步骤

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = \frac{2}{2} y

x + y = 20

x = \frac{2}{2} y, x + y = 20 : x = 10, y = 10

The numbers : 10, 10

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