How much will be required to buy 125 of Rs. 25 shares at a discount of Rs. 7

Which is better investment? 7% of Rs. 100 shares at Rs. 120 (or) 8% of Rs. 100 shares at Rs. 135.

Find the amount of an ordinary annuity of Rs 500 payable at the end of each year for 7 years at 7% per year compounded annually.

Find the amount of an ordinary annuity of Rs 600 is made at the end of every quarter for 10 years at the rate of 4% per year compounded quarterly.

A cash prize of Rs. 1,500 is given to the student standing first in examination of Business Mathematics by a person every year. Find out the sum that the person has to deposit to meet this expense. Rate of interest is 12% p.a