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Given 1+2+3+4+…..+10=55 then the sum 6+1...

Given `1+2+3+4+…..+10=55` then the sum `6+12+18+24+…+60` is equal to

A

300

B

655

C

330

D

455

Text Solution

Verified by Experts

The correct Answer is:
C
(6 + 12 + 18+ 24 + ....... + 60)
= 6(1 + 2 +3+4+.....+ 10)
`=6xx55` =300
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