1. In a college, the ratio of boys to girls is 31 : 23 respectively. When 75 more girls join the college, this ratio becomes 124 : 107. How many more girls should join the college to make the number of boys and girls equal? (4)
- (1) 75
- (2) 90
- (3) 60
- (4) 85
- (5) None of these
2. The compound interest accrued on an amount at the end of two years at the rate of 12 p.c.p.a is Rs. 2,862/-. What is the amount? (4)
- (1) Rs. 11,250/-
- (2) Rs. 12,200/-
- (3) Rs. 13,500/-
- (4) Rs. 10,000/-
- (5) None of these
3. A 280 m long train, travelling at a uniform speed, crosses a platform in 60 seconds and a man standing on the platform in 20 seconds. What is the length of the platform? (3)
- (1) 640 m
- (2) 420 m
- (3) 280 m
- (4) Cannot be determined
- (5) None of these
4. A triangle has two of its angles in the ratio of 1 : 2. If the measure of one of the other angle is 30 degrees, what is the measure of the largest angle of the triangle in degrees? (2)
- (1) 100°
- (2) 90°
- (3) 135°
- (4) Cannot be determined
- (5) None of these
5. In how many different ways can the numbers ‘256974’ be arranged, using each digit only once in each arrangement, such that the digits 6 and 5 are at the extreme ends in each arrangement? (1)
- (1) 48
- (2) 720
- (3) 36
- (4) 360
- (5) None of these
