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Four consecutive even integers add up to 60. What is the greatest of these integers?

解答

Four consecutive even integers add up to 60. What is the greatest of these integers?

解答

The largest number : 18

求解步骤

Represent the numbers with

x

:

First number : x

Consecutive number 1 : x + 2

Consecutive number 2 : x + 4

Consecutive number 3 : x + 6

A.T.Q.:

x + x + 2 + x + 4 + x + 6 = 60

解

x + x + 2 + x + 4 + x + 6 = 60 : x = 12

x + 2 = 12 + 2 = 14

x + 4 = 12 + 4 = 16

x + 6 = 12 + 6 = 18

Select the largest solution:

18

The largest number : 18

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