Question
A person lent Rs. 15000 at SI for 2 years at rate 20%.
The interest he got again lent at CI for 2 years at rate 10%. Find the amount he got after 2 years.Solution
SI for 2 years = (15000 * 2 * 20)/100 = Rs. 6000
Now principal = Rs.6000
After 2 years, Rs. 6000 will become = 6000(1+ 10/100)²
= 6000 * 11/10 * 11/10
= Rs. 7260
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