PE 2 - SICI | Arithmetic - Simple & Compound Interest
Join our Telegram Channel for CAT/MBA Preparation.
A sum was invested at simple interest. At the end of two years, the total interest was equal to the sum. At the end of four years the total interest was Rs. 6,250. Find the interest on the sum at the end of three years (in Rs.)
Solution
Discuss
ReportA sum was divided into two equal parts. One part was lent at 20% p.a. simple interest. The other part was lent at 20% p.a. compound interest, interest being compounded annually. The difference in the interests fetched by the parts in the second year is Rs. 500. Find the difference in the interests fetched by the parts in the fourth year (in Rs.).
In an investment scheme the investment triples in 5 years when invested at a certain rate of compound interest. How long will it take for accumulated interest to become 80 times the original investment.
Sonam took a loan of Rs 1,00,000 at 10% rate for 2 years compounded annually. He repays a sum of Rs 40,000 at the end of first year. What is the amount that he must pay at the end of the second year?
- (a)
Rs. 77,000
- (b)
Rs. 82,000
- (c)
Rs. 61,000
- (d)
Rs. 73,000
Achal invested a certain amount for three years compounded annually, where he received 5% interest for the first year, 6% for the second year and 7% for the third year. Had he invested the same amount at 6% compounded annually for all the three years he would have earned Rs. 3286 more. Find the amount he invested.
- (a)
Rs. 2,50,000
- (b)
Rs. 3,00,000
- (c)
Rs. 3,10,000
- (d)
None of these