Question

The first term of an arithmetic Sequence
is 8 and last term is 62. If Sum is 350
Find the no. of terms

Answer 1

Answer:

the number of terms = 10

Step-by-step explanation:

WKT,

s=n/2(a+l)

350= n/2(8+62)

350×2=n(70)

700=70n

700/70=n

n= 10