HackerRank Time, Speed and Distance Quiz- 1

Question 1

Time: 00:00:00
While coming back home, Rishu goes to Prayagraj railway station. He is standing there on a 180 m long platform and waiting for the arrival of his train. Another train crosses the platform in 20 second and crosses Rishu in 8 second. Find the speed of the train ?

15 m/s

15 m/s

18 m/s

18 m/s

56 kmph

56 kmph

51 kmph

51 kmph

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Start

Question 2

Time: 00:00:00
Duranto express and Rajdhani express are travelling in opposite directions at 45 kmph and 36 kmph respectively. A man sitting in Rajdhani express passes the Duranto express in 8 seconds. Then find the length of Duranto express ?

165 m

165 m

175 m

175 m

190 m

190 m

180 m

180 m

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Start

Question 3

Time: 00:00:00
Two trains Duronto and Antyodaya express are of equal lengths and take 15 seconds and 10 seconds  respectively to cross a pole. If their length is 150 metres, in what time will they cross each other while travelling in opposite directions?

14 sec

14 sec

12 sec

12 sec

10 sec

10 sec

15 sec

15 sec

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Start

Question 4

Time: 00:00:00
Himanshu travels from Bettiah to Motihari at a speed of 10 m/s and returns by increasing his speed by 50%. What is the average speed throughout his journey?

41.2 km/h

41.2 km/h

42.2 km/h

42.2 km/h

43.2 km/h

43.2 km/h

44.2 km/h

44.2 km/h

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Start

Question 5

Time: 00:00:00
Three trains Saptkranti, Satyagrah and Awadh express are running from Anand Vihar to Muzaffarpur. The length of Saptkranti and and Awadh is same and double to that of Satyagrah. If the distance between Muzaffarpur and Anand Vihar is 985 km and the ratio of their speeds is 4:8:6. Find the ratio of the time taken by all three to reach Muzaffarpur.

2:4:3

2:4:3

6:3:4

6:3:4

3:4:2

3:4:2

5:3:4

5:3:4

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Start

Question 6

Time: 00:00:00
Ritesh Deshmukh and Genelia D'souza walk around a circular park every morning. They start at 6 A.M. from the same point in the same directions. Ritesh walks at a speed of 5 rounds per hour and Genelia walks at a speed of 2 rounds per hour. How many times will they cross each other before 8:30 A.M.?

5

5

6

6

7

7

8

8

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Start

Question 7

Time: 00:00:00
The distance between Muaffarpur and Gorakhpur is 330 km. Akash starts from Muzaffarpur at 8 A.M. and travels towards Gorakhpur at 60 kmph. Janvi starts from Gorakhpur at 9 A.M. and travels towards Muzaffarpur at 75 kmph. At what time do they meet ?

10:45 AM

10:45 AM

11:00 AM

11:00 AM

11:15 AM

11:15 AM

11:30 AM

11:30 AM

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Start

Question 8

Time: 00:00:00
A ship started its voyage at a speed of 5/3 m/s in still water. It travels 40 km upstream and then returns downstream to the starting point in a river which is flowing at a speed of 2 km/h. Find the total journey time.

15 hrs

15 hrs

12 hrs

12 hrs

13 hrs

13 hrs

16 hrs

16 hrs

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Start

Question 9

Time: 00:00:00
INS Tarkash takes 38 hours for travelling from Kolkata to Kanyakumari and coming back to Chennai midway between Kolkata and Kanyakumari. If the velocity of the stream is 4 kmph and the speed of INS Tarkash in still water is 14 kmph, what is the distance between Kolkata and Kanyakumari ?

190 km

190 km

250 km

250 km

310 km

310 km

360 km

360 km

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Start

Question 10

Time: 00:00:00
While going upstream, Titanic takes 8⅘ hours to go from Australia to Africa. It takes only 4 hours to in its return journey running downstream. What is the ratio between the speed of the Titanic and speed of the water current respectively?

3:8

3:8

5:8

5:8

8:7

8:7

8:3

8:3

Once you attempt the question then PrepInsta explanation will be displayed.

Please login to submit your explanation

Start

["0","40","60","80","100"]
["Need more practice!","Keep trying!","Not bad!","Good work!","Perfect!"]

Personalized Analytics only Availble for Logged in users

Analytics below shows your performance in various Mocks on PrepInsta

Your average Analytics for this Quiz

Rank

-

Percentile

0%

Completed

0/0

Accuracy

0%

Prime

Prime Mock

Complete Mock Subscription for HackerRank

For HackerRank
Get Prime Mock