Question
  Which of the following is ‘NOT’ one of the
three major types of rocks?Solution
The correct answer is A
A man is travelling at a speed of 40 km/h such that he will take 90 minutes to reach his destination. But after completing half the journey, the man too...
Find the distance traveled by a train moving at a speed of 90 km/h, which takes 20% less time than a truck that covers 630 km at a speed of 70 km/h.
A train travels from Station A to Station B at a speed of 60 km/h and returns from Station B to Station A at a speed of 40 km/h. Find the average speed ...
A boy cycles to his school at 40 km/h and comes back at 30 km/h. If the total time for going and coming back is 210 minutes, find the distance between h...
Before servicing, a car runs at a speed of 35 km/hr while after servicing, it runs at a speed of 70 km/h. After servicing the car covers a certain dista...
- A cyclist moves from location ‘L’ to location ‘M’, covering (1/2) of the total distance in 4 hours and the rest in 3 hours. If he comes back to ‘...
500 metres long train crosses a man who is moving in the same direction with a certain speed, in 50 seconds. If the same train can cross a tree in 20 se...
- Neha rows a boat at the speed of 10 km/h and covers a distance in 12 hours. How fast must she row to finish the same trip in 8 hours?
A car of length 100 meters crosses a stationary pole in 5 seconds. Another car moving at double the speed of the first car crosses a stationary truck in...
Ravi appointed 24 workers to finish a job in 18 days. After 9 days, he saw that only 1/3 of the job was completed. If 'n' is the number of additional wo...
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