HackerRank Data Interpretation Quiz- 1

Question 1

Time: 00:00:00
Rajesh lives in a village named Gorakhpur. Their village has a total of 5 taps from which villagers used to take water.
Those are: M1, M2, M3, M4, and M5 are the five presses, each with a specific volume.
M1: Filling the container to 20% capacity takes 10 minutes.
M2: Filling the container to 10% capacity takes 15 minutes.
M3: Filling the container to 15% capacity takes 45 minutes.
M4: Filling the container to 30% capacity takes 30 minutes.
M5: It takes 35 minutes to fill the tank to 25% volume.
There are three taps on a tank. M1 and M2 fill the container, while the third Press empties it. It takes sixty seconds for the M3 tap to clear 75% of the reservoir. At first, all three taps are turned on. The third tap is turned off after fourteen minutes. Can the remainder of the container be filled in a reasonable amount of time?

30.0421

30.0421

30.06

30.06

31

31

33.21

33.21

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Question 2

Time: 00:00:00
Rajesh lives in a village named Gorakhpur. Their village has a total of 5 taps from which villagers used to take water.
Those are: M1, M2, M3, M4, and M5 are the five presses, each with a specific volume.
M1: Filling the container to 20% capacity takes 10 minutes.
M2: Filling the container to 10% capacity takes 15 minutes.
M3: Filling the container to 15% capacity takes 45 minutes.
M4: Filling the container to 30% capacity takes 30 minutes.
M5: It takes 35 minutes to fill the tank to 25% volume.
M3 and M4 fill the tank, while a third tap will drain it out in 50 minutes. M3 and M4 are left open for 10 minutes at first, and then the third tap is turned on. How long would it take to drain the reservoir?

25

25

20

20

22

22

24

24

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Question 3

Time: 00:00:00
Rajesh lives in a village named Gorakhpur. Their village has a total of 5 taps from which villagers used to take water.
Those are: M1, M2, M3, M4, and M5 are the five presses, each with a specific volume.
M1: Filling the container to 20% capacity takes 10 minutes.
M2: Filling the container to 10% capacity takes 15 minutes.
M3: Filling the container to 15% capacity takes 45 minutes.
M4: Filling the container to 30% capacity takes 30 minutes.
M5: It takes 35 minutes to fill the tank to 25% volume.
To fill the tank, use inputs M1 and M5. To drain the container, there is a third tap at the edge. If all three taps are opened at the same time, the tank will be full in 50 minutes. How long does it take the 3rd Press to clear the tank?

136

136

140

140

121

121

150

150

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Question 4

Time: 00:00:00
Rajesh lives in a village named Gorakhpur. Their village has a total of 5 taps from which villagers used to take water.
Those are: M1, M2, M3, M4, and M5 are the five presses, each with a specific volume.
M1: Filling the container to 20% capacity takes 10 minutes.
M2: Filling the container to 10% capacity takes 15 minutes.
M3: Filling the container to 15% capacity takes 45 minutes.
M4: Filling the container to 30% capacity takes 30 minutes.
M5: It takes 35 minutes to fill the tank to 25% volume.
In 150 minutes, two inputs M3 and M4 can fill a container and a waste click can drain it. Working together, the three taps will fill it up in 150 minutes. The container has the following capacity:

320

320

300

300

210

210

200

200

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Question 5

Time: 00:00:00
Rajesh lives in a village named Gorakhpur. Their village has a total of 5 taps from which villagers used to take water.
Those are: M1, M2, M3, M4, and M5 are the five presses, each with a specific volume.
M1: Filling the container to 20% capacity takes 10 minutes.
M2: Filling the container to 10% capacity takes 15 minutes.
M3: Filling the container to 15% capacity takes 45 minutes.
M4: Filling the container to 30% capacity takes 30 minutes.
M5: It takes 35 minutes to fill the tank to 25% volume.
Two taps, M2 and M3, can fill a big tanker. How long would it take to fill a tanker from an empty state if M2 is used for half of the time and M3 and M2 are combined for the other half?

120

120

122

122

118

118

134

134

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Question 6

Time: 00:00:00
The table shows the schedule of trains Howrah Delhi Duronto Express and number of passengers boarding at each station.



When would the Howrah Delhi Duronto Express arrive in Delhi if its average speed increases by 20%?

8.31 am

8.31 am

9.02 am

9.02 am

9.07 am

9.07 am

11.20 am

11.20 am

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Question 7

Time: 00:00:00
The table shows the schedule of trains Howrah Delhi Duronto Express and number of passengers boarding at each station.



230 passengers got off the Howrah Delhi Duronto Express at Asansol junction out of 500 travellers who boarded the train from Howrah. Then calculate the ratio of commuters who travelled from Asansol station to Gaya to those who boarded the Howrah Delhi Duronto Express from Mughal Sarai on the Howrah Delhi Duronto Express.

31/44

31/44

49/33

49/33

54/21

54/21

None of these

None of these

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Question 8

Time: 00:00:00
The table shows the schedule of trains Howrah Delhi Duronto Express and number of passengers boarding at each station.


Ramesh boarded the Duronto Express from Howrah to Delhi. After leaving Gaya jn, how long does it take for the train to arrive in Delhi?


8.45 hr

8.45 hr

9 hr

9 hr

8.25 hr

8.25 hr

None of these

None of these

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Question 9

Time: 00:00:00
The table shows the schedule of trains Howrah Delhi Duronto Express and number of passengers boarding at each station.



Ramesh is attempting to determine the approximate average train speed between Asansol jn and Mughal Sarai jn. What exactly is it?

54.65

54.65

71.87

71.87

75

75

83.2

83.2

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Question 10

Time: 00:00:00
The table shows the schedule of trains Howrah Delhi Duronto Express and number of passengers boarding at each station.



Which two stations have the third shortest distance between them?

Asansol to Gaya

Asansol to Gaya

Howrah to Asansol

Howrah to Asansol

Allahabad to Delhi

Allahabad to Delhi

Mughal Sarai to Allahabad

Mughal Sarai to Allahabad

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