Math Quantitative Aptitude
Math Quantitative Aptitude
81. In an examination, 35% candidates failed in one subject and 42% failed in another subject while 15% failed in both the subjects. If 2500 candidates appeared at the examination, how many passed in either subject but not in both?
- 325
- 1175
- 2125
- None of these
82. In an election between two candidates, one got 55% of total valid votes. 20% of the votes were invalid. If the total number of votes was 7500, the number of valid votes that the other candidate got was
- 2700
- 2900
- 3000
- 3100
83. At an election involving two candidates, 68 votes were declared invalid. The winning candidate scores 52% and wins by 98 votes. The total number of votes polled is ?
- 2518
- 2450
- 2382
- None of these
84. A’s income is 25% more than B’s income. B income in terms of A’s
income is?
income is?
- 75%
- 80 %.
- 90%
- 96%
85. Water tax is increased by 20% but its consumption is decreased by 20%.
Then, the increase or decrease in the expenditure of the money is
Then, the increase or decrease in the expenditure of the money is
- No change
- 5% decrease
- 4% increase
- 4% decrease
86. The price of sugar increases by 20%. By what percent must a house wife reduce the consumption of sugar, so that the expenditure on sugar is the same as before 7
- 16.66
- 20
- 80
- 83.33
87. The price of sugar is increased by 20%. As a result, a family decreases its consumption by 25%. The expenditure of the family on sugar will be decreased by
- 10%
- 5%
- 14%
- 15%
88. A trader bears a loss of 25% by selling 40 needles .for a rupee. How many needles should he sell for a rupee in order to earn a profit of 20%?
- 23
- 20
- 25
- 27
89. A train crosses a 300 m long platform in 20 seconds and a telegraph pole in 10 seconds. The length of the train is—
- 100 m
- 200 m
- 300 m
- 400 m
90. Find the cost of paving a rectangular courtyard 30 meters long and 20 meters wide with tiles 12 cm long and 10 cm wide at Rs. 60 per thousand tiles.
- Rs. 3000
- Rs. 4000
- Rs. 3500
- Rs. 5000