A sum of ₹ 44200 is divided between John and Smith, 12 years and 14 years old respectively, in such a way that if their portions be invested at 10 percent per annum compound interest, they will receive equal amounts on reaching 16 years of age.

(i) What is the share of each out of ₹ 44200?

(ii) What will each receive, when 16 years old ?

The simple interest on a certain sum of money at 10% per annum is ₹ 6000 in 2 years. Find :

(i) the sum

(ii) the amount due at the end of 3 years and at the same rate of interest compounded annually.

(iii) the compound interest earned in 3 years.

On ₹ 6000, the difference between C.I. and S.I. in 2 years and at 10% compound interest, compounded per year, is :

1. ₹ 120

2. ₹ 600

3. ₹ 60

4. ₹ 180

₹ 10000 amounts to ₹ 12500 in one year. The rate of interest per year is :

1. 15%

2. 12.5%

3. 20%

4. 25%