Indian Institute of Foreign Trade 2011 Solved Paper

Question : 55 of 120

Marks: +1, -0

If 2, a, b, c, d, e, f and 65 form an arithmetic progression, find out the value of ‘e’.

Solution:

Given that 2, a, b, c, d, e, f and 65 are in an AP.

65=2+(8-1)d

d=9.

Therefore,

e=2+(6-1)×9=2+45=47.

Therefore, option B is the correct answer

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