Q.1
A sum becomes 4 times at simple interest in 10 years. What is the rate of interest?
Q.2
Rahul purchased a Maruti van for Rs. 1, 96,000 and the rate of depreciation is 14(2/7) % per annum. Find the value of the van after two years.
Q.3
What is the rate of simple interest for the first 4 years if the sum of Rs. 360 becomes Rs. 540 in 9 years and the rate of interest for the last 5 years is 6%?
Q.4
What will be the simple interest on Rs. 700 at 9% per annum for the period from February 5, 1994 to April 18, 1994?
Q.5
Find the simple interest on Rs. 5200 for 2 years at 6% per annum.
Q.6
Rs. 1200 is lent out at 5% per annum simple interest for 3 years. Find the amount after 3 years.
Q.7
Interest obtained on a sum of Rs. 5000 for 3 years is Rs. 1500. Find the rate percent.
Q.8
Find the rate of interest if the amount after 2 years of simple interest on a capital of Rs. 1200 is Rs. 1440.
Q.9
What is the difference between the simple interest on a principal of Rs. 500 being calculated at 5% per annum for 3 years and 4% per annum for 4 years?
Q.10
Asif borrows Rs. 1500 from two moneylenders. He pays interest at the rate of 12% per annum for one loan and at the rate of 14% per annum for the other. The total interest he pays for the entire year is Rs. 186. How much does he borrow at the rate of 12%
Q.11
Rs. 2100 is lent at compound interest of 5% per annum for 2 years. Find the amount after two years.
Q.12
Find the difference between the simple interest and the compound interest at 5% per annum for 2 years on principal of Rs. 2000.
Q.13
What is the simple interest on a sum of Rs. 700 if the rate of interest for the first 3 years is 8% per annum and for the last 2 years is 7.5% per annum?
Q.14
Find the compound interest on Rs. 1000 at the rate of 20% per annum for 18 month when interest is compounded half yearly.
Q.15
A money lender finds that due to fall in the annual rate of interest from 8% to $${\text{7}}\frac{3}{4}{\text{%,}}$$  his yearly income diminishes by Rs. 61.50. His capital is = ?
Q.16
Find the principal if the interest compounded at the rate of 10% per annum for two years is Rs. 420.
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