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人気のある Word Problems >

If the sum of three consecutive numbers is 72, what is the largest number?

解

I f t h e s u m o f t h ree co n sec u t i v e n u mb ers i s 72, w ha t i s t h e l a r g es t n u mb er ?

解

The number : 25

解答ステップ

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 1

Consecutive number 2 : x + 2

A.T.Q.:

x + x + 1 + x + 2 = 72

解く

x + x + 1 + x + 2 = 72 : x = 23

x + 1 = 23 + 1 = 24

x + 2 = 23 + 2 = 25

The number : 25

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