Q. 104.0( 6 Votes )

How many terms of

Answer :

It is given in the question that,

Ist term, a = 65

Common difference, d = 60 – 65

= -5

Also, Sn = 0

We know that,

0 = n (135 – 5n)

n = 0 or

As the number of terms cannot be zero therefore total number of terms will be 27.

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