1. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is: (3)
- 1. 2 : 5
- 2. 3 : 5
- 3. 4 : 5
- 4. 6 : 7
2. A sum of money is to be distributed among A, B, C, D in the proportion of 5 : 2 : 4 : 3. If C gets Rs. 1000 more than D, what is B’s share? (3)
- 1. Rs. 500
- 2. Rs. 1500
- 3. Rs. 2000
- 4. None of these
3. Seats for Mathematics, Physics and Biology in a school are in the ratio 5 : 7 : 8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats? (1)
- 1. 2 : 3 : 4
- 2. 6 : 7 : 8
- 3. 6 : 8 : 9
- 4. None of these
4. In a mixture 60 litres, the ratio of milk and water 2 : 1. If this ratio is to be 1 : 2, then the quanity of water to be further added is: (4)
- 1. 20 litres
- 2. 30 litres
- 3. 40 litres
- 4. 60 litres
5. The ratio of the number of boys and girls in a college is 7 : 8. If the percentage increase in the number of boys and girls be 20% and 10% respectively, what will be the new ratio? (3)
- 1. 8 : 9
- 2. 17 : 18
- 3. 21 : 22
- 4. Cannot be determined