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受欢迎的 Word Problems >

If the sum of three consecutive even integers is 72, what is the smallest of the five integers?

解答

I f t h e s u m o f t h ree co n sec u t i v e e v e n in t e g ers i s 72, w ha t i s t h e s ma ll es t o f t h e f i v e in t e g ers ?

解答

The smallest number : 22

求解步骤

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

A.T.Q.:

x + x + 2 + x + 4 = 72

解

x + x + 2 + x + 4 = 72 : x = 22

x + 2 = 22 + 2 = 24

x + 4 = 22 + 4 = 26

Select the smallest solution:

22

The smallest number : 22

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