Math, asked by gauravmishra0042, 1 year ago

Find the sum of all three digit positive integers which are divisible by 7

Answers

Answered by ArchitGulia

0

Sn= n/2 (a+an)
Sn = 128/2 (105+994)
Sn = 64 × 1099
Sn = 70336

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