Question
Which of the following is physical method of detection
of insect pest infestation in foodgrains?Solution
Floatation method, Berlese method, X-ray technique are methods of detection of insect pest infestation in foodgrains.
P invests Rs. 5,500 on compound interest at 16% p.a. (compounded semiannually) for 1 year. Find the interest earned by 'P'.
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Simple interest on a sum at 12% p.a. for 3 years is ₹2160. Find the compound interest on the same sum at 10% p.a. for 2 years.
Pawan distributed his investment as follows: 25% of the total at an annual interest rate of 6%, 1/5th of the total at 8% per year...
The interest earned when a sum is invested at simple interest of 16% p.a., for 3 years, is Rs. 2400. What will be the total amount received after 2 year...
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Vishal has certain sum of money with him. He invested 80% of the sum in scheme ‘X’ offering 15% p.a. simple interest for 8 years and received Rs. 26...
Find the simple interest on Rs. 6500 at 9% per annum for 4 years.
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