windowtrash14 windowtrash14
  • 25-09-2018
  • Mathematics
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The sum of 3 consecutive integers is 309. Determine the middle integer.

The sum of 3 consecutive integers is 309 Determine the middle integer class=

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musiclover10045
musiclover10045 musiclover10045
  • 25-09-2018

Divide 309 by 3:

309 / 3 = 103

for the lower number subtract 1: 103 -1 = 102

for the higher number add 1: 103+1 = 104


The 3 numbers are 102, 103,  104


The middle number is 103.

The answer is C.

Answer Link
Аноним Аноним
  • 25-09-2018

Hi WindowTrash14,

Solution:

To get the middle interger you need to divided the total by the 3 intergers:

309 / 3 = 103

103 x 3 = 309

Answer:

c) 103

Answer Link

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