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Popular Word Problems >

The sum of 5 consecutive even numbers is 135 .What is the second number in this sequence?

Solução

T h e s u m o f 5 co n sec u t i v e e v e n n u mb ers i s 135 . Wha t i s t h e seco n d n u mb er in t hi s se q u e n ce ?

Solução

Sem solu \overset{c}{\c} \tilde{a} o

Passos da solução

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

Consecutive number 3 : x + 6

Consecutive number 4 : x + 8

A.T.Q.:

x + x + 2 + x + 4 + x + 6 + x + 8 = 135

Resolver

x + x + 2 + x + 4 + x + 6 + x + 8 = 135 : x = 23

x + 2 = 23 + 2 = 25

x + 4 = 23 + 4 = 27

x + 6 = 23 + 6 = 29

x + 8 = 23 + 8 = 31

Odd value

23

discarded

Sem solu \overset{c}{\c} \tilde{a} o

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