camilleg2605 camilleg2605

14-11-2020
Mathematics

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The sum of three consecutive even integers is less than 400.

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mhanifa mhanifa

14-11-2020

Answer:

See below

Step-by-step explanation:

Let the even integers be:

2n, 2n + 2 and 2n + 4

Then we have inequality:

2n + 2n + 2 + 2n + 4 < 400
6n + 6 < 400
6n < 394
n < 394/6
n < 65

The numbers are therefore less than 130, 132, 134

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