Directions(Q.21 to Q.30 ):

Difference of the compound interest received in first year and second year at 20% per annum at CI is Rs 1200 then find the sum?

Let the sum be Rs 100x

CI in first year= Rs 20x

CI in two years= 44% of 100x= Rs 44x

CI in 2nd year= 44x-20x= Rs 24x

ATQ

24x-20x=1200

x=300

Required sum=Rs 30,000