Bank fixed deposits (FDs) safe.

A demand draft issued by a bank is valid for _____.

What will bank customers pay for using safe deposit locker facilities?

Total income of Ramesh, Suresh and Preeti is $₹807000$. The percentages of their expenses are $75\%, 80\%$ and $90\%$ respectively. If the ratio of their savings is $16:17:12$, then find the annual saving of each of them.

At the start of a year there were $₹24000$ in a savings account. After adding $₹56000$ to this the entire amount was invested in the bank at $7.5\%$ compound interest. What will be the total amount after $3$ years?

Rajan makes a fixed deposit of $₹8000$ in a bank for a period of $2$ years. If the rate of interest is $10\%$ per annum compounded annually, find the amount payable to him by the bank after two years.  

Rent will be paid by customer to bank for using