Question

Insert 4 numbers between 8 and 6 so that the resulting sequence is an
a.p.

Answer 1

let the 4 term are a+d,a+2d,a+3d,a+4d
here a=8
last term=6
a+(n-1)d=6
8+5d=6
5d=-2
d=-0.4
so numbers are 7.6,7.2,6.8,6.4