Question
If 3x + 2y = 15 and xy = 6, then what is the value of
(3/2) x 3Â + (4/9)y 3)?Solution
The correct answer is C
An amount of Rs. ‘y’ was invested on (R-2)% per annum on simple interest and at the end of 6 years an amount of Rs. 23100 was obtained as an interes...
A person lends ₹16,000 to a client at a simple interest rate of 8% per annum. After 30 months, the client repays ₹9,200 and requests an extension fo...
Rs. 25200 is invested in 3 parts in such a way that Simple Interest on 1st Part at 4% per annum for 3 years, Simple Interest on 2nd part at 6% per annum...
A certain sum of money becomes Rs. 1300 in 1 year and 2700 in 3 years at certain rate of simple interest. Find the sum of money invested.
If the ratio of the sum invested and simple interest received after 1 year is 20:7 respectively, then find the rate of interest.
Simple interest on a certain sum at the rate of (50/3)% per annum for three years is Rs. 1250. Find the sum.
When the interest accrued on a certain principal amount over four years is 4/9 times the interest earned on the same principal amount after another four...
Aman invested Rs. ‘x’ at 9% p.a. and Arjun invested Rs. (x + 400) at 7% p.a. If after 4 years the total simple interest is Rs. 1800, find the value ...
Rohan had Rs. 5000 with him. He invested 40% of the sum at 10% p.a. and the rest at 15% p.a., both at simple interest for 3 years each. Find the total i...
A certain sum amounts to ₹13200 after 4 years and to ₹16400 after 8 years at the same rate percent p.a. at simple interest. The simple interest (in ...
Relevant for Exams:
