Superheroes Liza and Tamar leave the same camp and run in opposite directions. Liza runs 1 mile per second (mps) and Tamar runs 2 mps. How far apart are they in miles after 1 hour?
Correct Answer : A
A man can row upstream at 8 kmph and downstream at 13 kmph.The speed of the stream is?
3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day?
Ramu and Somu are competing in a 100 m race. Initially, Ramu runs at twice Somu's speed for the first fifty metres. After the 50 m mark, Ramu runs at 1/4th his initial speed while Somu continues to run at his original speed. If Somu catches up with Ramu at a distance of 'x' metres from the finish line, then find x