srirojparthasarthi srirojparthasarthi

16-07-2022
Mathematics

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the sum of all even numbers in 3 digit

it will mark as topper

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CuteLittleBoy CuteLittleBoy

16-07-2022

Answer

sum of all 3 digit even number = 247050

The series is 100 + 102 + 104 + .... + 998

which by using formula Sn = N/2 ( a + an)

where N = number of terms

a = first term = 100

an = last term = 998

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