Question
?, 6, 6, 9, 18,
45 What will come in place of the question mark (?) in the following series?Solution
ATQ, 12 X 0.5 = 6 6 X 1 = 6 6 X 1.5 = 9 9 X 2 = 18 18 X 2.5 = 45
Train M, ‘x’ metres long crosses (x – 30) metres long platform in 20 seconds while train N having the length (x + 30) metres crosses the same plat...
Two trains of same length are running in parallel tracks in the same direction with speed 60 km/hr and 90 km/hr respectively. The latter completely cros...
Train 'M' takes 2 hours less than Train 'N' to travel a distance of 150 km. The speed of Train 'M' is 20 km/h more than that of Train 'N'. What is the t...
Train 'A' crosses a pole in 35 seconds and takes 40 seconds to cross a platform that is 120 meters long. Train 'B' is half the length of Train 'A' and t...
Train ‘A’ running with a speed of 108 km/hr crosses a vertical pole in 16 seconds. Find the approx. time taken by the train ‘A’ ...
Two cars start from a place with a speed of 60 km/hr at an interval of 15 minutes. What is the speed of a man coming from the opposite direction towards...
A train crosses a 300-metre-long bridge in 20 seconds, and the same train crosses a tunnel twice the length of the bridge in 35 seconds. Find the speed ...
Two trains approach each other at 20 kmph and 25 kmph from 2 places 225 km apart. After how many hours they will meet?
Two trains are running on parallel lines in the same direction at the speed of 76 km/h and 40 km/h respectively. The faster train crosses a man in the s...
- A metro train moves at a speed of 40 m/s and takes 20 seconds to pass a traffic signal. Calculate the time required for the train to completely pass throug...
