RRB GROUP D QUANT QUIZ

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Question 1:

A train running at 54 km/h crosses a pole in 20 seconds. How much time (in seconds) will it take to cross a bridge 375 m long?

Question 2:

Two trains started running from the same point at the same time in opposite directions. The speed of the two trains are 8 m/s and 7 m/s respectively. How much time will they take to be 189 km apart? (in hours)

Question 3:

A bus covers a certain distance in 4 hour. If speed of bus reduced to 40 km/h, then it will take 1 hour more to cover the same distance. Then find the difference (in hours) between usual time and time taken by bus after increasing the usual speed by 100%.

Question 4:

The distance between two places A and B is 1090 km. A train starts from A at 50kmph at 6 am and another train starts from B at 80 kmph at 7 am towards each other. At what time will they meet?

Question 5:

A person covers a certain distance with certain speed if he increases his speed by 30 km/hr, then he will be 32 min. early. By how much time he will be late if he reduces his speed by 24 km/hr, if his initial speed is 120 km/hr?

Question 6:

A 270 metres long train running at the speed of 120 kmph crosses another train running in opposite direction at the speed of 80 kmph in 9 seconds. What is the length of the other train?

Question 7:

Mahima, starting her journey 12 minutes late than usual, has to travel at a speed of 54 km/h instead of 45 km/h to reach the destination on time. What is the distance covered during the journey?

Question 8:

A student covers a distance of 420 km in 7 hours. He covered some time at 75 km/hr and the rest at 55 km/hr. For how much time did he cover the distance at high speed?

Question 9:

An object travels 25 m in 3 s and then 15 m in 2 s. What is the average speed of the object?

Question 10:

An object travels 10 m in 4 s and then another 14 m in 2 s. What is the average speed of the object?