Wiley Edge C/C++ Quiz 2

Question 1

Time: 00:00:00
An electronic device makes a beep after every 68 sec. Another device makes a beep after every 62 sec. They beeped together at 10 A.M. The time when they will next make a beep together at the earliest is

10:30A.M.

10:30A.M.

10:35 A.M

10:35 A.M

10:59 A.M

10:59 A.M

11 A.M.

11 A.M.

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Question 2

Time: 00:00:00
A motorboat in still water travels at a speed of 40 kmph. It goes 60 km upstream in 1 hour 40 minutes. The time taken by it to cover the same distance down the stream will be___________

3 Hours

3 Hours

2 Hours 21 Minutes

2 Hours 21 Minutes

2 Hours 25 Minutes

2 Hours 25 Minutes

1 Hours 40 Minutes

1 Hours 40 Minutes

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Question 3

Time: 00:00:00
If John travels to his workplace from his home at the speed of 6 km/h, then he arrives at work 10 minutes late. However, if he travels at the speed of 8 km/h, he arrives 10 minutes earlier than his work start time. What is the distance of his workplace from his home?

20 km

20 km

10 km

10 km

30 km

30 km

40 km

40 km

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Question 4

Time: 00:00:00
A squirrel climbing up a tall tree ascends 16 feet and slips down 7 feet in every alternate hour. If the tree is 80 feet tall, how long will it take the squirrel to reach the top?

17 hours

17 hours

16 hours 30 minutes

16 hours 30 minutes

16 hours 40 minutes

16 hours 40 minutes

18 hours

18 hours

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Question 5

Time: 00:00:00
A monkey climbs an 80 m tall tree. In the first minute, it climbs 8 m and then slips down 2 m in the next minute. How much time is required for the monkey to reach the top?

37 minutes

37 minutes

33 minutes

33 minutes

26 minutes

26 minutes

40 minutes

40 minutes

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Question 6

Time: 00:00:00
A runs four times as fast as B and B runs twice as fast as C. The distance covered by C in 80 minutes will be covered by A in ________.

15 minutes

15 minutes

10 minutes

10 minutes

20 minutes

20 minutes

30 minutes

30 minutes

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Question 7

Time: 00:00:00
A hiker begins ascending a 12-meter tall mountain at 9 am. For every minute, he climbs 1.5 meters but slides down 80 centimeters. At what time will he reach the mountain top?

9:33 am

9:33 am

9:38 am

9:38 am

9:42 am

9:42 am

9:17 am

9:17 am

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Question 8

Time: 00:00:00
Two cars started at the same time, one from City X to City Y and the other from City Y to City X. If they arrived at City Y and City X, respectively, in 2 hours and 6 hours after they passed each other, the ratio of the speeds of the two cars was:

2 : 1

2 : 1

3 : 1

3 : 1

4 : 3

4 : 3

5 : 4

5 : 4

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Question 9

Time: 00:00:00
Two cars started at the same time, one from Town A to Town B and the other from Town B to Town A. If they arrived at their respective destinations in 2 hours and 5 hours after they passed each other, the ratio of the speeds of the two cars was:

1 : 2

1 : 2

5 : 2

5 : 2

3 : 4

3 : 4

4 : 5

4 : 5

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Question 10

Time: 00:00:00
Two cannons are fired from the same location at an interval of 8 minutes. A person approaching the area notices that 7 minutes 20 seconds have passed between hearing the sounds of the two cannons. Assuming the speed of sound is 340 m/s, at what speed is the person approaching the location?

18 m/s

18 m/s

24 m/s

24 m/s

36 m/s

36 m/s

31 m/s

31 m/s

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["0","40","60","80","100"]
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