Math, asked by shaikyasin8348, 1 year ago

Find the sum of first three digit numbers which are multiple by 7

Answers

Answered by aayushahmed1234

0

Answer:

Step-by-step explanation:

105,112,119..................994

An=a+(n-1)d

994=105+(n-1)7

994-105=7n-7

889+7=7n

896=7n

N=896/7

N=128 ans.

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