Question

the certain some of money amount to rupees 1550 in 3 years and to rupees 2050 in 8 years.what would it have amounted 6 years.

Answer 1

If consider simple interest then A=SI+P=PRT/100 +P
A=1550 and T =3
A=2050 and T=8
Solve and get A=1850 if T=6

If CI is there then put similar formulae
CI=p(1+r/100)^n
n is time