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In option 1, 'envirionmental' is incorrect. Instead 'environmental' is correct word. In option 2 and 3, 'arometics' and rehabillitation' are written incorrectly. 'Aromatics' and 'rehabilitation' are correct instead. In option 4, all the words are spelled correctly which makes it the correct answer.
Pipe ‘A’ can fill a tank in 20 hours while pipe ‘B’ takes 30 hours to empty it. Pipe ‘A’ is opened alone when the tank was empty and after 1...
Pipe A can fill a tank in 45 minutes while pipe B can fill it in ____ minutes. There’s a leak in the tank which can empty it in _____minutes. When bot...
Pipe A and Pipe B together can fill the tank in 10 hours. The capacity of the pipe A is 30% of the capacity of the pipe B. How much time will pipe B alo...
Pipes ‘A’ and ‘B’ together can fill a tank in 18 hours, while pipe ‘B’ alone can fill it in 36 hours. If pipe ‘C’ takes 12 hours less th...
Tap A and Tap B fill a drum of volume 408 liters in 12 minutes. If their efficiencies are in the ratio x:y respectively and B alone takes to fill the ci...
Two pipes, A and B, can independently fill the tank in 16 minutes and 20 minutes respectively, while pipe C can empty 5 gallons from the tank in 2 minut...
Pipe ‘A’ can fill a tank in 12 hours whereas pipe ‘B’ can empty it in 30 hours. If both pipes are opened together while pipe ‘B’ is closed a...
There are 3 inlet and (z-1) outlet pipes attached to a tank. Each inlet pipe takes 40 hours to fill the tank, and each outlet pipe empties the fully fil...
Two vessels 'A' and 'B' contains 480 litres, each of pure milk and pure water, respectively. 120 litres of milk is withdrawn from vessel 'A' and poured ...