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Given that ( 12 + 22 + 32 + + 102...

This question belongs to Arithmetic Ability Simplification
Simplification
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Given that ( 12 + 22 + 32 + .......... + 102 ) = 385, then the value of ( 22 + 42 + 62 + .......... + 202 ) is equal to = ?

Answer & Solution
Correct Answer: Option C
( 22 + 42 + 62 + .......... + 202 )
= 22 ( 12 + 22 + 32 + .......... + 102 )
= 4 × 385
= 1540
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1 Comment
Saif Tahsin
Saif Tahsin 5 years ago
Maybe there is a mistake in question.
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