DSSSB Delhi Post Graduate Teacher Music Previous Year Paper 2014 on Arithmetical & Numerical Ability
| DSSSB – PGT – Music – 2014 – Arithmetical and Numerical Ability | |
| 1. | The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area ?
(a) 25% increase (b) 50% increase (c) 50% decrease (d) 75% decrease |
| 2. | The average weight of A, B and C is 45kg. If the average weight of A and B be 40 be kg and that of B and C be 43 kg, then the weight of B is
(a) 17 kg (b) 20 kg (c) 26 kg (d) 31 kg |
| 3. | Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 4000 for 2 years at 10% per annum. The sum placed on simple interest is
(a) Rs. 1,550 (b) Rs. 1,650 (c) Rs. 1,750 (d) Rs. 2,000 |
| 4. | Two ships are sailing in the sea on the two sides of a lighthouse. The angles of elevation of the top of the lighthouse as observed from the two ships are 30° and 45° respectively. If the lighthouse is 100 m high, the distance between the two ships I s
(a) 173 m (b) 200 m (c) 273 m (d) 300 m |
| 5. | 8597 – ? = 7429 – 4358
(a) 5426 (b) 5706 (c) 5526 (d) 5476 |
| 6. | Three candidates contested an election and received 1136, 7636 and 11628 votes respectively. What percentage of the total votes did the winning candidates get ?
(a) 57% (b) 60% (c) 65% (d) 90% |
| 7. | In how many ways can a group of 5 men and 2 women be made out of a total of 7 men and 3 women?
(a) 63 (b) 90 (c) 146 (d) 45 |
| 8. | One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in
(a) 81 min. (b) 108 min. (c) 144 min. (d) 192 min. |
| 9. | A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is
(a) 1/13 (b) 2/13 (c) 1/26 (d) 1/52 |
| 10. | The present ages of three persons in proportions 4 : 7 : 9. Eight years ago, the sum of their ages was 56. Find their present ages (in years).
(a) 8, 20, 28 (b) 16, 28, 36 (c) None of these |
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