find the sum of first 200 multiples of 5
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Answer:
hey bro take the help of calculater
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1
Answer:
5,10,15, 20......
S200=200/2{2x200+ (200-1) 5}
= 100{400+199x5}
= loo(4oo+995)
= loox 1395=139500
=139500. : Ans
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