Ram babu donated 3% of his income to a charity and deposited 12% of the rest in bank. If now he has Rs.12804, then his income was:
1). Rs.17460
2). Rs.15000
3). Rs.7500
4). Rs.14550
.Let Ram Babu’s salary be Rs. x.
Remaining amount after donations
to charity
= Rs.$\frac{97x}{100}$
After depositing money in the
bank,
Remaining amount
x = $\frac{12804\times10000}{97\times88}$ = 15000