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Quantitative-aptitude Questions Set 357:

Quiz Mode

41, 43, 47, 53, 61, 71, 73, 81

Solution:

Which term of the AP 27,24,21,.................. is the first negative term?

9th

10th

11th

12th

Solution:

A person can complete 5 lines of code in a minute. How many minutes does it take to write 100 lines of code?

100

Solution:

If the difference between a two-digit number and the number obtained by interchanging the two digits is 405, what will be the difference between the two digits?

Solution:

A rectangular field measuring 200 meters by 100 meters is to be enclosed by wire fencing. If the poles of the fence are kept 10 meters apart, how many poles will be needed?

20 poles

40 poles

60 poles

80 poles

Solution:

A 270 metres long train running at the speed of 120 kmph crosses another train running in opposite direction at the speed of 80 kmph in 9 seconds. What is the length of the other train?

230 m

240 m

260 m

300 m

Solution:

Person A goes upstream for a distance of 10 km in 5 hours, and Person B goes downstream for the same distance of 10 km in 4 hours. What is the difference in their overall speeds if the river speed is 0.5 km/hr?

2 km/hr

0.5 km/hr

5 km/hr

7 km/hr

Solution:

A train travels a certain distance without any stops at an average speed of 80 km/hr. With stops, it travels the same distance at an average speed of 60 km/hr. How many minutes per hour does the train stop?

15 min/hr

20 min/hr

None of these

5 min/hr

Solution:

There are two examinations rooms X and Y. If 10 students are sent from X to Y, then the number of students in each room is the same. If 20 candidates are sent from Y to X, then the number of students in X is double the number of students in Y. The number of students in room X is:

100

Solution:

If A takes half as long to do a piece of work as B takes, and if C does it in the same time as A and B together, and if all three working together would take 7 days, then how long would each take separately?

1 day, 4 days, 5 days

21 days, 42 days, 14 days

11 days, 12 days, 14 days

20 days, 40 days, 10 days

Quantitative-aptitude Questions Set 357:

41, 43, 47, 53, 61, 71, 73, 81

Solution:

Which term of the AP 27,24,21,.................. is the first negative term?

Solution:

A person can complete 5 lines of code in a minute. How many minutes does it take to write 100 lines of code?

Solution:

If the difference between a two-digit number and the number obtained by interchanging the two digits is 405, what will be the difference between the two digits?

Solution:

A rectangular field measuring 200 meters by 100 meters is to be enclosed by wire fencing. If the poles of the fence are kept 10 meters apart, how many poles will be needed?

Solution:

A 270 metres long train running at the speed of 120 kmph crosses another train running in opposite direction at the speed of 80 kmph in 9 seconds. What is the length of the other train?

Solution:

Person A goes upstream for a distance of 10 km in 5 hours, and Person B goes downstream for the same distance of 10 km in 4 hours. What is the difference in their overall speeds if the river speed is 0.5 km/hr?

Solution:

A train travels a certain distance without any stops at an average speed of 80 km/hr. With stops, it travels the same distance at an average speed of 60 km/hr. How many minutes per hour does the train stop?

Solution:

There are two examinations rooms X and Y. If 10 students are sent from X to Y, then the number of students in each room is the same. If 20 candidates are sent from Y to X, then the number of students in X is double the number of students in Y. The number of students in room X is:

Solution:

If A takes half as long to do a piece of work as B takes, and if C does it in the same time as A and B together, and if all three working together would take 7 days, then how long would each take separately?

Solution:

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