Find the sum of the first 40 positive integers divisible by 6,

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asked Mar 14, 2018 in Mathematics by shabnam praween (19,050 points) 5 6 8
Find the sum of the first 40 positive integers divisible by 6.

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answered Mar 14, 2018 by mdsamim (213,225 points) 5 10 15
selected Mar 20, 2018 by faiz
 
Best answer

First 40 positive integers divisible by 6 are
6, 12, 18, 24 ........................... 240

=40/2[6+240]

=20*246

=4920

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