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Question

If A=265 and B=264+263+262+....+20,Which of thew following is true?

A
B is 264more than A
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B
B is larger than A by 1
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C
A is larger than B by 1
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D
A and B are equal
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Solution

The correct option is C A is larger than B by 1
Given, A=265 and B=264+263+262+....+20B=20+21+22+......+264The above series is in GP with a =1 and r=2Then B=a(rn1)r1B=1(2651)21=2651B is smaller A is larger than B by 1.

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