Question

If the 8th term of an A. P. is 31 and the 15th term is 16 more than the 11th term, find the A.P *
(A)3,7,10,14
(B)3,7,11,15
(C) 2,6,10,14
(D)4,8,12,16
Option 5

Answer 1

Answer:

t8=31

t15=t11+16

a+14d=a+10d+16

4d=16

d=4

t8=a+7*4=31

a=3

ap series

3,7,11,15

answer. 1