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What is the percentage change in the overall sales turnover of the five companies together between 2019-20 to 2020-21.
18.7
18.1
18.4
18.8
Correct answer
18.7
A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 142 seconds, B in 208 seconds and C in 96 seconds all started at the same point. After what time will they meet again at the starting point?
1476.28 min
1576.8 min
1476.8 min
1376.8 min
Correct answer
1476.28 min
When the speed of a train is increased by 25%, it takes 25 min less to cover the same distance. What is the time taken to cover the same distance with the actual speed?
46 min
47 min
49 min
125 min
Correct answer
46 min
The height of a cone is 25 cm. A small cone is cutoff at the top by a plane parallel to the base. The volume of this smaller cone 1/8th of the given cone. What is the height of the smaller cone?
12 cm
12.5 cm
11.5 cm
11 cm
Correct answer
12 cm
According to Boyle's law, at a constant temperature pressure of a definite mass of gas is inversely proportional to the volume. If the pressure is reduced by 25%, find the respective change in volume.
33.3%
34.2%
31.2%
33.7%
Correct answer
33.3%
Read the table and answer the following question.
Distribution of students at ABC according the professional courses.
| S. NO | Course | Students | |||
|---|---|---|---|---|---|
| Engineering | Non-Engineering | ||||
| Girls | Boys | Girls | Boys | ||
| 1 | Management Science | 20 | 42 | 20 | 55 |
| 2 | Computers | 25 | 168 | 22 | 30 |
| 3 | Finance | 23 | 110 | 15 | 36 |
| 4 | Others | 18 | 102 | 5 | 8 |
Taking all the courses together, by what percentage do the number of boys exceed the number of girls.
287.5
284.5
286.5
272.3
Correct answer
287.5
A man takes a loan of Rs. 25,000 and pays back Rs. 27,040 after 2 years. What is the rate of compound interest?
2%
6%
4%
3%
Correct answer
2%
When we increase both the numerator and denominator by 5, a fraction changes to 7/8. Find the original fraction.
3/2
1/3
1/4
2/3
Correct answer
3/2
What will be the remainder when (5757 + 57) is divided by 58.
55
56
57
58
Correct answer
55
At Simple interest a sum of money amounts to four times its original value in 4 years. Find rate of interest.
75%
76%
77%
78%
Correct answer
75%