Mohan deposits Rs. 2,000 in his bank account and withdraw Rs. 1,642 from it, the next day. If withdrawal of amount from the account is represented by a negative integer, then how will you represent the amount deposited? Find the balance in Mohan's account after the withdrawal.

Use integers to express the following A withdrawal ofRs.55 from an account.

A total amount of Rs 7000 is deposited in three different savings bank accounts with annual interest rats 5%. 8% and 8 (1/2)% respectively. The total annual interest from these three accounts is Rs.550.Equal amount have been deposited in the 5% and 8% savings account. Find the amount deposited in each of the three accounts, with the help of matrices.

Aman deposited Rs 10000 in a bank at the rate of 5% simple interest annually. Find the amount in 15th year since he deposited the amount and also calculate the total amount after 20 years.

The amount of money in the account every year, when Rs 10000 is deposited at compound interest at 8% per annum.

You have Rs.2,400 in your account and the interest rate is 5%. After how many years would you earn Rs.240 as interest.

In a bank, principal increases continuously at the rate of 5% per year. An amount of Rs 1000 is deposited with this bank, how much will it worth after 10 years.

A fair coin is tossed four times, and a person wins Re. 1 for each head and loses Rs 1.50 for each tail that turns up. From the sample space. calculate how many different amounts of money you can have after four tosses and the probability of having each of the these amounts.