71). In a school examination, 37% students fail in English, 20% fail in Maths and 6% fail in both. If 490 students pass, find how many appeared?
| A). 800 |
| B). 1000 |
| C). 1200 |
| D). 900 |
|
72). The price of petrol went up by 25%. In order that expenses on petrol should not increase, one must reduce travel by
| A). 25% |
| B). 20% |
| C). 18% |
| D). 15% |
|
73). In a university election in which there were only two candidates, 10% of the people on the voting list did not vote and 60 votes cast were declared invalid. The successful candidate secured 47% of the total number on voting list and won by a margin of 308 votes. The number of voters on the voting list was
| A). 6,000 |
| B). 6,200 |
| C). 6,500 |
| D). 7000 |
|
74). In an election, a candidate gets 9% less than those obtained by his rival who gets 3100 votes. The number of votes cast in favour of the loser (the defeated) is
| A). 2831 |
| B). 3000 |
| C). 2991 |
| D). 2821 |
|
75). The population of a village is 5,000. In 6 years, it will become 6,000. If it continues increasing at the same rate, then in 18 years it will become
| A). 18000 |
| B). 8000 |
| C). 9624 |
| D). 8640 |
|
76). A man calculates that if he lets his house for Rs.80 per month he would earn \( \Large 7\frac{1}{2} \)% p.a. on his outlay after allowing for repairs. Actually he is able to let it for Rs.76 p.m. and had to spend Rs.60 more on repairs. He thus gets only 6% p.a. on his outlay. The outlay is
| A). Rs.6,800 |
| B). Rs.7,200 |
| C). Rs.10,000 |
| D). Rs.7,140 |
|
77). If radius of the base and height of a right circular cylinder are each increased by 20%, Then volume of the cylinder will increase by
| A). 40% |
| B). 60% |
| C). 72.80% |
| D). 96% |
|
78). The population of a town is 10,000. It increases in the first year by 20% and second year by 10%. At the end of 2 years it will become
| A). 13000 |
| B). 13200 |
| C). 13500 |
| D). 14400 |
|
79). 62.385% of 2.560 - 2.560 % of 62.385 = ?
| A). 150.53 |
| B). 152.35 |
| C). 0 |
| D). 1.5 |
|
80). 5% of Rs.10 + 10% of Rs.5 = ?
| A). 30 |
| B). 20 |
| C). 5 |
| D). 1 |
|
