Basics of Finan...

If $$1000$$ dollars is deposited in a bank account for $$4$$ years at $$8$$% per annum. 

A sum of Rs.$$15,000$$ is invested for $$3$$ years at $$13$$ % per annum compound interest. Calculate the compound interest.

Raman borrowed Rs.$$1,20,000$$ for $$4$$ years at $$8$$ % per year compound interest. Calculate the final amount at the end of four years.

Find the compound interest on Rs. $$2,000$$ for $$3$$ years, compounded annually at $$12\%$$ per annum.

A sum of Rs.$$100,000$$ is invested for $$4$$ years at $$13$$ % per annum compound interest. Calculate the interest.

Find the rate which will amount to Rs. $$12,100$$ in two years, if the principle amount was Rs $$10,000$$.

A car which costs $$\text{Rs. } 3,50,000$$ depreciates by $$10$$% every year. What will be the worth of the car after three years?

Madhavi bought a scooter for $$Rs. 40,000$$ but she does not have enough money to pay all at once. The shopkeeper says that she can divide the cost into 4 equal monthly instalments but she would have to pay $$Rs.100$$ extra each month for 4 months. What is this additional amount paid by Madhavi to the shopkeeper called as and calculate the total extra amount at the end of 4 months paid by Madhavi?

Belose Infrastructures  just issued 10 million Rs100-par bonds payable carrying 8% coupon rate and maturing in 5 years. The bond indenture requires GI to set up a sinking up to pay off the bond at the maturity date. Semi-annual payments are to be made to the fund which is expected to earn 10% per annum. Find the amount of required periodic contributions.

The simple interest at $$x\%$$ for $$x$$ years will be Rs. $$x$$ on a sum of _________.