DELHI POLICE CONSTABLE DRIVER SPEED TIME AND DISTANCE QUANT QUIZ-9

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Question 1:

A man rides at the rate of 18 km/hr, but stops for 6 minutes to change horses at the end of every 7 km. The time that he will take to cover a distance of 90 km is

Question 2:

A man covers a distance of 1200 km in 70 days resting 9 hours a day, if he rests 10 hours a day and walks with speed 112 times of the previous in how many days will he cover 840 km ?

Question 3:

Two trains running in opposite direction cross a man standing on the platform in 30 seconds and 18 seconds respectively and they cross each other in 21 seconds. Ratio of their speed is:

Question 4:

Distance between two places Delhi & Agra is 425 km. Two persons Deepu and Sukhi start their journey from Delhi at the same time. Speed of Deepu is 55 km/hr less than speed of Sukhi. When Sukhi reaches at Agra, he returns immediately and meet to Deepu at Mathura on the way. If distance between Agra and Mathura is 125 km. Find the speed of Deepu?

Question 5:

Two trains starting at the same time from two stations 200 km apart and going in opposite directions cross each other at a distance of 110 km from one of the stations. The ratio of their speeds is:

Question 6:

Two cyclist A and B start cycling at 20 km/ h and 24 km/h towards the same direction in a cycle marathon. How far they would be from each other after 512hr.

Question 7:

A car completes a journey in 6 hours. It covers half the distance at 50 km/hr and the rest at 70 km/hr. The length of the journey is?

Question 8:

A train overtakes two persons who are walking in the same direction in which the train is running, at the rate of 4 kmph and 7 kmph and passes them completely in 15 and 16 seconds respectively. The length of the train (in metres) is:

Question 9:

A man starts from his house and travelling at 30 km/h, he reaches his office late by 10 minutes, and travelling at 24 km/h, he reaches his office late by 18 minutes. So what is the right time (in minutes) to reach at office:

Question 10:

A train running at the speed of 81 km/hr crosses a 240 m long platform in 24sec. At what time train will cross tunnel whose length is 112 times of its own length?