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Let the sum invested be Rs. ‘P’ and rate of interest be ‘r’% p.a. So, the amount received at the end of 25 years = Rs. ‘3P’ So, interest earned = 3P-P = Rs. ‘2P’ ATQ. 2P = (P × r × 25) ÷ 100 Or r = 8% So, rate of interest = 8% pa
Raghav invested Rs.1,800 at an annual compound interest rate of 'r%', compounded annually, resulting in a compound interest of Rs.792 after two years. D...
Simple interest on a sum of money for 2 years is 1/5th of the sum, then the interest received in 5 years on same principal will be what time of the prin...
A sum of money grows to Rs. 5,400 in 6 years and Rs. 6,000 in 8 years under simple interest. What is the original principal amount?
1000 rupees is invested in a scheme p.a. simple interest. Another amount (1000 – x) is invested in scheme B at 2R% p.a. simple interest. After 5 y...
What will be the differnce between SI & CI on Rs. 70000 for 3 years at rate of 40% per annum ?
A man deposited Rs. 7000 at 10% compound interest, compounded annually while Rs. 6500 at 13% simple interest per annum. What will be the difference betw...
A man invested a certain amount of sum at 12.5% per annum simple interest and earned an interest of Rs.2100 after 3 years. If the same amount is investe...
A certain sum of money becomes 6000 in 6 years and Rs. 6240 in 10 years at any certain rate of simple interest. Find the principal amount.
Naina lent Rs. 10,000 to Mohini for 4 years and Rs. 15,000 to Mitali for 6 years on simple interest at the same rate of interest and received Rs. 2,600 ...
The profit earned when article is sold for Rs. 1280 is 23 times of the loss incurred when it is sold for Rs. 800.Find the CP?
