13. Puu w sum UT14. Find the sum of the odd numbers between 0 and 50.1 – InterviewSolution

1.

13. Puu w sum UT14. Find the sum of the odd numbers between 0 and 50.11 fios a penalty for delay of completion

Answer»

1+3+5+7+9+11+13+15+17+19+21+23+25+27+29+31+33+35+37+39+41+43+45+47+49=625

n(n+1)/2

n=25

because 25 odd numbers between 0 and 50

25(26)/2

325

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