Question
A sum of money amounts to Rs. 5600 in 5 years at 8%
simple interest per annum. Find the principal and the interest earned.Solution
Formula: A = P(1 + rt/100) 5600 = P(1 + 8×5/100) = P(1 + 40/100) = P(1 + 0.40) = 1.40P P = 5600 / 1.40 = 4000 Simple interest = Amount − Principal = 5600 − 4000 = 1600 Answer: Principal = Rs. 4000, Interest = Rs. 1600
- A certain sum was invested at simple interest. After 5 years, it became (117/ ninety) times the amount it had reached in 3 years. Find the annual rate of i...
An equal sum of money is invested in two schemes which offer interest at the same rate but one at simple interest and the other at compound interest (co...
The difference between compound interest and simple interest at rate of 28% per annum for 2 years is Rs. 392. Find the simple interest obtained on same ...
- A sum of Rs. 7500 was invested at a certain annual compound interest rate and earned Rs. 1908 in interest over 2 years. What was the annual rate of interes...
- Karan saved Rs. x in a fixed deposit at 12% simple interest per annum. If the total interest after 5 years amounts to Rs. ‘1.8x – 1000’, determine th...
Ashakti invested the same amount of money in two distinct Systematic Investment Plans (SIPs), SIP 'X' and SIP 'Y,' both for a duration of 2 years. SIP '...
Rs. 85Y when invested for 4 years at simple interest of 11% p.a., yields an interest of Rs. 2992. If Rs. 105Y is invested for 3 years at compound intere...
Shivam invested 24000 at 12% p.a. simple interest for ‘x’ months. If at the end of ‘x’ months, he received a total amount of Rs.26400. What is t...
- Rs. 3,000 becomes Rs. 4,200 in 10 years at simple interest of r% p.a. If Rs. 6,000 is invested at 0.5r% p.a. for 6 years, what will be the interest amount?
The interest earned when a sum is invested at simple interest of 5% p.a., for 3 years, is Rs. 5280. What will be the total amount received after 2 years...
Relevant for Exams:
