Question

A sum of money Rs._ was invested in a scheme to earn simple interest at the rate of 20% per annum for 4 years. Then 2/3rd of the total amount was deposited in another scheme to earn compound interest at 10% per annum for 2 years such that the interest earned was Rs._. Which of the following options satisfies the two blanks respectively?
I. Rs.15000 and Rs.3780
II. Rs.25000 and Rs.6300
III. Rs.40000 and Rs.10080
IV. Rs.45000 and Rs.11300

Q: Answer-A sum of money Rs._____ was invested in a scheme to earn simple interest at the rate of 20% per annu...

ATQ, Amount after 4 years at SI 95 P 23rd of this amount 65 P Interest after 2 years at CI 65 P 21100 63P250 Now checking the options I. Rs.15000 Interest 63250 15000 3780 II. Rs.25000 Interest 63250 25000 6300 III. Rs.40000 Interest 63250 40000 10080 IV. Rs.45000 Interest 63250 45000 11340, not 11300 Hence, Only I, II and III are correct.