4 10+12+14+16+18+20422+24 =7 – InterviewSolution

InterviewSolution

1.

4 10+12+14+16+18+20422+24 =7

Answer»

It's an AP seriesSum of AP of n numbers= n/2(first term + last term)

n = 8, first term = 10, last term = 24

Sum = 8/2(10+24) = 4(34) = 136

it is addition topic

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