Question

1. One person borrows Rs. 5,000 from a bank at an annual rate of 10% profit. 2050 after two years
He repaid and at the beginning of the 3rd year he borrowed Rs. Again at the end of the 4th year
He paid 4,000 rupees.
A) If the simple profit of p taka for 6 years is p taka, determine the rate of profit.
B) Considering the simple profit, how much more money will Laket have?
C) Considering the compounded profit, how much more money will Laket have?​

Answer 1

Lets say price of one chocolate is c.

Price after price-cut of 15 percent would be 0.85c. So savings per chocolate would be 0.15c.

It is given that savings per chocolate is 1.35. Which means 0.15c=1.35, c=9.

So new price which is 0.85c would be 7.65 (0.85*9