Total distance covered by ‘A’ = 26 × 26 = 676 km Time taken to cover 120 km = 120/20 = 6 hours Time taken to cover remaining distance = 26 – 6 = 20 hours So, required speed = {(676 – 120)/20} = 27.8 km/h
Two pipes P and Q can fill a tank in 48 minutes and 64 minutes respectively. If both the pipes are opened simultaneously, after how much time Q should b...
There are four pipes A, B, C and D where A and B are used to fill the tank and C and D are used to empty the tank. Pipe A and C together can fill the ta...
In what time would a Cistern be filled by three pipes whose diameter are 2cm, 8/3cm and 4cm running together, where the largest pipe alone fill it in 18...
If a tank can be filled by a tap in 15 hours, but due to an outlet, it actually takes 5 hours longer to fill the tank, find the duration in which the ou...
Pipes 'A' and 'B' have the capacity to fill a tank in 12 hours and 15 hours, respectively. Conversely, pipe 'C' can drain the same tank in 20 hours. Ini...
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Two pipes A and B can fill a tank in 15 hours and 25 hours respectively. If both the pipes are opened simultaneously, in how much time the tank will be ...
Pipe ‘A’ can fill a tank in 20 hours while pipe ‘B’ can empty it in 30 hours. They were operated on alternate hours starting with pipe ‘A’. ...
Pipe A and B are filling pipes while C is an emptying pipe. A and B can fill a tank in 72 and 90 minutes respectively. When all the three pipes are open...
