Math, asked by riya204, 1 year ago

find the sum of all multiple of 9 lying between 300 and 700

Answers

Answered by Abhirupadeb
3
The sum is 21978.As because the formula is n/2(a+1)
Answered by sanjana41
0
the sum of all multiple of 9 is 21975.

Abhirupadeb: I do not think so
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