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Phổ biến Word Problems >

The sum of three consecutive numbers is 576. What is the 2nd number?

Lời Giải

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 576. Wha t i s t h e 2 n d n u mb er ?

Lời Giải

The number : 192

Các bước giải pháp

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 = 576

Giải

x + x + 1 + x + 2 = 576 : x = 191

x + 1 = 191 + 1 = 192

x + 2 = 191 + 2 = 193

The number : 192

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