Question

Pastisch deposited 50000 at rate 4%

in saving account after 5 years he
withdrew Rs 10000 and total interest
of 5 year How long should he keep
the remaining amount to get total
interest of rs14800 fom the begining
​

Answer 1

Intrest =P*R*T/100

`50000 * 4 * 5 / 100 \\ = 50 * 5 * 4 \\ = 250 * 4 \\ = 1000`

AMOUNT AFTER 1 YEAR,

=50000 +1000

=51000

HE WITHDREW 10000

SO

51000-10000

41000

`14800 / 41000 \\ = 0.360`