SSC
Government Jobs Exams
Numerical Ability
Averages
Find the sum of first 30 natural numbers
470
468
465
463
Read Solution (Total 1)
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- Sum of n natural numbers = n(n+1)/2
Sum of 30 natural numbers=30(30+1)/2
=30(31)/2
=465 - 7 years agoHelpfull: Yes(0) No(0)
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