If 12 men working 12 hours a day can make 12 quilts in 12 days, then in how many days 24 men working 24 hours per day will make 24 quilts?
Let the number of days be x. According to question, => (12 × 12 × 12)/12 = (x × 24 × 24)/24 => x = 6
Two trains A and B, were proceeding in the same direction on parallel tracks at 23 km/hr and 77 km/hr respectively. A man noticed that it took exactly 1...
A train 420 metre long takes 72 sec to cross a man running at a speed of 4 km/hr in the direction opposite to that of train. What is the speed of the tr...
There are two trains A and B. A start from point X at 6 AM towards point Y. Another train B starts at 7 AM from point X. If they meet at 12 PM an...
A person sees a train passing over 2 km long bridge. The length of the train is half that of bridge if the train clears the bridge in 6 mins. What is th...
Train P travelling at 60 km/hr crosses another train Q, having three fourth of its length and travelling in opposite direction at 30 km/hr in 28 seconds...
Two trains of equal lengths take 15 seconds and 30 seconds respectively to cross a telegraph post. If the length of each train be 180 metres, in what ti...
Two cars start from a place with a speed of 50 km/hr at an interval of 12 minutes. What is the speed of a man coming from the opposite direction towards...
Train ‘A’ can cross a pole in 4 seconds and a 150 metre long platform in 10 seconds. If the ratio of length of train ‘A’ and train ‘B’ is 2:...
Two trains ‘A’ and ‘B’ started from station ‘P’ and ‘Q’ towards station ‘Q’ and ‘P’ respectively at the same time. When they met...
Two trains ‘A’ and ‘B’ started from station ‘P’ and ‘Q’ towards station ‘Q’ and ‘P’ respectively at the same time. When they met...