" If "7" th and "13" th terms of an A.P be "34" and "64" respectively,then its "18" th term is "

If 7th and 13th terms of an A.P. be 34 and 64 respectively, then its 18th term is

If 7th and 13th terms of an A.P. be 34 and 64 respectively, then its 18th term is:

If 7 th and 13 th terms of an A.P.be 34 and 64 respectively,then its 18th term is 87 b.88 c.89 d.90

If 7th and 13th terms of an A.P. be 34 and 64 respectively, then its 18th term is (a) 87 (b) 88 (c) 89 (d) 90

If 7th and 13th terms of an A.P. be 34 and 64 respectively, then its 18th term is (a) 87 (b) 88 (c) 89 (d) 90

Fill in the blanks so as to make each of the following statements true : If 7th and 13th terms of an AP are 34 and 64 respectively, then its 18th term is ..........

If 6^(th) and 12^(th) term of an A.P. are 13 and 25 respectively , then its 20^(th) term is

If 6^(th) and 12^(th) term of an A.P. are 13 and 25 respectively , then its 20^(th) term is

The 7th and 13th terms of an A.P. are 34 and 64 respectively, 1 Then its first term difference are: