| 31 |
A town has population of 50,000 in 1988. In one year i.e. by 1989 it increased by 25%. Next year i.e. in 1990, it decreased by 30%. The next year in 1991 there was an increase of 40%. What is the population at end of 1991?
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Answer:
Option (d) |
| 32 |
An amount becomes 7 times in 15 years. In how many years will the same amount become 10 times? The rate of interest remains the same for both cases.
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Answer:
Option (c) |
| 33 |
Arun invested an amount of ?20000 in a fixed deposit scheme for 2 years at compound interest rate 4% per annum. How much amount will he get on maturity of the fixed deposit?
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Answer:
Option (d) |
| 34 |
If 40% of 60% of 3/5 of a number is 504, what will be the 25% of 2/5 of that number?
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Answer:
Option (a) |
| 35 |
If A =x% of y and B =y% of x, then which of the following is true?
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Answer:
Option (b) |
| 36 |
If the difference between Simple Interest and Compound Interest on a sum of money for 3 years is Rs. 200 and the rate of interest is 10%, what is the sum?
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Answer:
Option (a) |
| 37 |
Rambabu sells paper planes at the rate of 20 planes for Re. 1. If he gets profit of 20%, how many planes did he buy in 1 rupee?
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Answer:
Option (c) |
| 38 |
The difference between compound interest and simple interest on an amount of ?15,000 for 2 years is ?96. What is the rate of interest per annum?
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Answer:
Option (b) |
| 39 |
The Simple interest on a certain sum for 2 years at 10% per annum is Rs. 90. The corresponding compound interest is
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Answer:
Option (b) |
| 40 |
What is the value of c , if 8 is 4% of a, and 4 is 8% of b. c equals b/a.
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Answer:
Option (b) |
