19. Abhishek invests < 10,000 at a simple interest of 6% per annum for y years. The interest is paid annually, of which Abhishek spends half and keeps the remaining in cash, in a box labelled B at home. To begin with, B had no money in it, and nothing else, except half of these interest incomes is added to the box. No money is removed from B. After y years, if the cash in B is < 2,400, then y =

1. 4 years

2. 6 years

3. 8 years

4. 12 years

Correct Answer :