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Let the breadth of the rectangle = x, so the length of the rectangle = 3x Perimeter = 2(l + b) 88 = 2(x + 3x) 44 = 4x x = 11 Breadth = 11 m, Length = 33 m So the area of the rectangle = 11 × 33 = 330 m2
Pipe ‘A’ and pipe ‘B’, together can fill 20% of a tank in 5 hours while pipe ‘C’ takes 30 hours to empty it. Pipe ‘A’ and pipe ‘B’ w...
There are 16 taps which are fitted in a tank .In which some are inlet pipes and some are Outlet pipes .Each inlet tap has the efficiency to fill the ...
Pipe ‘A’ can fill a tank in 15 hours while pipe ‘B’ can empty it in 45 hours. They were operated on alternate hours starting with pipe ‘A’. ...
Pipe A and Pipe B together can fill the tank in 20 hours. The capacity of the pipe A is 40% of the capacity of the pipe B. How much time will pipe B alo...
Pipe A can fill a tank in 10 hours, whereas pipe B can empty the same tank in 12 hours. If the two pipes are operated alternately for one hour each, sta...
Two inlet pipes M and N alone can fill a tank in 10 hours and 12 hours respectively and an outlet pipe P alone can empty the whole tank in 8 hours. Firs...
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...
Pipe ‘A’ can fill a tank in 14 hours whereas pipe ‘B’ can empty it in 28 hours. If both pipes are opened together while pipe ‘B’ is closed a...
Tap A and Tap B fill a drum of volume 483 liters in 21 minutes. If their efficiencies are in the ratio x:y respectively and B alone takes to fill the ci...
Pipe M and N can fill a tank together in 25 hours while pipe N alone can fill the tank in 30 hours. Find the time taken by pipe M to fill the tank if it...
