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varsha

· started a discussion

· 1 Months ago

wrong option (Question:357355.0)

and is 124

Question:

(251 + 252 + 253 + 254 + 255) is divisible by – 

Options:
A)

23

B)

58

C)

124

D)

127

Solution:

251 + 252 + 253 + 254 + 255

= 251(1 + 21 + 22 + 23 + 24)

= 251(1 + 2 + 4 + 8 + 16)

= 251 × 31

So, 251 × 31 is divisible by 124.

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