If the sum of the first 14 term of an ap is 1050 and its first term is 10 find the 20th term

If the sum of the first 14 term of an ap is 1050 and its first term is

1.	If the sum of the first 14 term of an ap is 1050 and its first term is 10 find the 20th term
Answer» It should be 100...bcuz d=10...so a+9d=10+90=100...hope this is ryt 200