Let the present age of B be x years. A’s present age = (x + 3) years C’s present age = (x - 5) years According to question, => [(x + 3) + 6]/(x - 3) = 4/3 => x = 39 C’s age, 11 years ago = (39 - 5) – 11 = 23 years
A person invests ₹25,000 in two schemes A and B. In scheme A, he gets 15% simple interest per annum, and in scheme B, he gets 18% simple interest per ...
A sum of money triples itself in 12 years. Find the rate percent per annum.
...A sum of Rs. 3800 is invested at simple interest for 2 years. If the rate interest for first year is 12% p.a. while 20% p.a. for second year, then find ...
Arman Funded an amount at the rate of 6 % for a period of 2 years at C.I. while calculating, the rate of interest was interchanged with the time period ...
The difference between the interest payable on a sum invested for three years at 20% compound interest per annum compounded annually and 20% simple inte...
If a sum becomes 4 times in 20 years what is the rate of simple interest given?
A certain sum gives the interest equals to 3/5th of the sum when invested for 5 years at simple interest. Find the rate of simple interest.
The interest earned on investing Rs. 9000 for 2 years at the rate of 10% p.a., compounded annually, is used to purchase an article. If the article is la...
A sum of ₹15,625 is invested for 2 years at an annual interest rate of 8%. For the first 1.5 years, the interest is compounded semi-annually, and for ...
If a sum of money doubles in 5 years at simple interest, what is the rate of interest per annum?