Quantitative Apitude-Ratio & Proportion
Quantitative Apitude-Ratio & Proportion
51. The sides of a triangle are in the ratio 1/2 : 1/3 : 1/4 and its perimeter is 104 cm. The length of longest side is :
- 52 m
- 48 cm
- 32 cm
- 26 m
52. In a college, the ratio o the number of boys to girls is 8 : 5. If there are 160 girls, the total number of students in the college is :
- 100
- 250
- 260
- 416
53. The prices of a scooter and T.V. are in the ratio of 5 : 4. if the scooter costs Rs. 4000 more than the T.V. set, the price of a T.V. set (in rupees) is :
- 12000
- 14000
- 16000
- 20000
54. Pencils, Pens and Exercise books in a shop are in the ratio of 10:2:3. If there are 120 pencils, the number of exercise books in the shop is :
- 36
- 48
- 72
- 400
55. In a factory, the ratio of male workers to female workers was 5 : 3. If the number of female workers was less by 40. What was the total number of workers in the factory ?
- 100
- 160
- 200
- 500
56. The ratio of income of A to that B is 5 : 4 and the expenditure of A to that of B is 3 : 2. If at the end of the year, each saves Rs. 800. the income of A is :
- Rs 1600
- Rs 1800
- Rs 2000
- Rs 2200
57. A dog takes 3 eaps for every 5 leaps of a hare. If one leap of the dog is equal to 3 leaps of the hare, the ratio of the speed of the dog to that of the hare is :
- 8 : 5
- 9 : 5
- 8 : 7
- 9 : 7
58. 60 kg of an alloy A is mixed with 100 kg of alloy B. If alloy A has lead ad tin in the ratio 3 : 2 and alloy B has tin and copper in the ratio 1 : 4, then the amount of tin in the new alloy is :
- 36 kg
- 44 kg
- 53 kg
- 80 kg
59. 94 is divided into two parts in such a way that fifth part of first and the eighth part of the second are in the ratio 3 : 4. The first part is :
- 27
- 30
- 36
- 48
60. The sum of three numbers is 98. If the ratio of the first to the second is 2 : 3 and that of second to the third is 5 : 8, then the second number is :
- 20
- 30
- 48
- 58