PSC/ Bank Maths Previous Questions Aug-2020

1. A goods train of 24 bogies, each 60 meters long and an engine of 60 meters is running at a speed of 60 kmph. How much time will it take to cross a bridge of 1.5 kms long?
1. 3 minutes
2. 1.5 minutes
3. 2 minutes
4. 3.5 minutes
5. none of these
2. An alarm clock gives out siren as follows. one time at 1 o'clock. 2 times at 2 o'clock and so on. Further it gives siren only once at half past an hour. During the span of 24 hours, how many times would it give siren?
1. 324
2. 180
3. 178
4. 360
5. none of these
3. The price of cotton has been reduced by 20% and again increased by 20%. If the present price is Rs 960 per quintal, what was the original price per quintal?
1. Rs 900
2. Rs 640
3. Rs 1000
4. Rs 960
5. None of these
4. Rs 500 is shared among 4 men 5 women and 6 children such that the share of a man, a woman and a child are in the ratio 9:8:4. What is the share of a man in Rs?
1. 60
2. 45
3. 48
4. 36
5. None of these
5. The least perfect square number which is divisible by 3,4,5,6 and eight is
1. 1200
2. 900
3. 2500
4. 3600
5. None of these
6. A man's working hours per day was increased by 20% and his wages per hour was increased by 15%. What is the percentage increase in his daily earnings?
1. 35
2. 38
3. 40
4. 20
5. None of these
7. A and B walk around a circular course 35 km in circumferences, starting together from the same point. If they walk at the speeds of 4 & 5 kmph respectively in the same directions, after how many hours will they meet?
1. 15 hrs
2. 21 hrs
3. 35 hrs
4. 42 hrs
5. None of these
8. A train moving with a speed of 40 kmph takes 2 hours 6 minutes more to cover a certain distance than a train moving at 96 kmph. What is the distance?
1. 117.6 kms
2. 154 kms
3. 124 kms
4. 144 kms
5. None of these
9. Three metal cubes whose edges are 5 cms, 3 cms and 4 cms respectively are melted and formed a single cube. What is the surface area of the new cube?
1. 116 sq cms
2. 126 sq cms
3. 184 sq cms
4. 216 sq cms
5. None of these
10. The average age of 6 students in a class is 7 and that of the first 3 is 4. What is the average of the last three students?
1. 4.5
2. 7.5
3. 9.5
4. 10
5. None of these