Q. A train takes 10 seconds to cross a bridge of length 100 m travelling at 90 kmph. Find the length of the train in metres.
1) 120
2) 150
3) 140
4) 130
Q. Find a two digit number which is exactly three times the product of its digits?
1) 36
2) 48
3) 24
4) 12
Q. Umar and Avinash started a partnership with investments of Rs. 10,000 and Rs. 15,000 respectively but due to a financial emergency the latter had to withdraw his investment after 8 months. In what ratio should the profit of the first twelve months be shared among the duo?
1) 3 : 2
2) 2 : 3
3) 1 :1
4) 1: 2
Q. At 9.8% simple interest per annum a sum of money became Rs. 942 in 6 years. The sum initially invested was :
1) Rs. 600
2) Rs. 650
3) Rs. 675
4) Rs. 626
Q. In a class, there were 9 boys and some girls. In a test the mean score obtained by the boys was 12 while that obtained by the girls was 14. If the overall average was 13.1, what was the total number of students in the class?
1) 21
2) 19
3) 22
4) 20
Q. If the difference between the mode and median is 2, then the difference between the median and mean is : (in the given order).
1) 2
2) 4
3) 1
4) 3
Q. The ratio of the numbers of blue to red balls in a bag is constant. When there were 44 red balls, the number of blue balls was 36. If the number of blue balls is 54, how many red balls will be in the bag?
1) 62
2) 64
3) 66
4) 68
Q. The interest earned on Rs. 1,600 at the rate of 5% simple interest per annum for 6 years would be :
1) Rs. 450
2) Rs. 2,080
3) Rs. 480
4) Rs. 496
Q. Sharan and Mayukh, working together, can complete a task in 18 days. However, Mayukh works alone and leaves after completing one-third of the task. Then, Sharan takes over and completes the remaining work by himself. As a result, the duo could complete the task in 40 days. How many days would Sharan alone have taken to do the job if Mayukh had worked faster than Sharan?
1) 24
2) 30
3) 45
4) 72
Q. The mean height of 25 boys in a class is 150 cm, and the mean height of 35 girls in the same class is 145 cm. The combined mean height of 60 students in the class is ........ (approximately).
1) 147
2) 145
3) 143
4) 146
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