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The sum of the integers lying btw 1to 100(both inclusive) and divisible by 3 or 5 or 7 is

The sum of the integers lying btw 1to 100(both inclusive) and divisible by 3 or 5 or 7 is

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Grade:11

1 Answers

Spacspade
15 Points
6 years ago
is the answer 2838?
I solved it by first finding sum of all number divisible by 3,5,7 indivially. Then subtracted the sum the of nos divisible by 15,35,21 because these have been twice!

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