Math, asked by omtolani, 10 months ago

find the sum of natural number between 250 to 900 which are divisible by 13​

Answers

Answered by prabhakp813
0

Answer:

260+273+286+299+.........+897 ⇒ n(n+1)/2 ⇒ 897(897+1)/2 ⇒ 897(898)/2                 ⇒ 897(449) ⇒ 402735

Step-by-step explanation:

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