A hemispherical tank of radius 1.75 m is full of water. It is connected with a pipe which empties it at the rate of 7 litres per second. How much time will it take to empty the tank completely?

A hemispherical tank full of water is emptied by a pipe at the rate of (25)/(7) litres per second. How much time will it take to empty half the tank,if it is 3m in diameter?

A hemispherical tank full of water is emptied by a pipe at the rate of 3 4/7 litres per second. How much time will it take to make the tank half-empty, if the tank is 3 m in diameter?

A hemispherical tank full of water is emptied by a pipe at the rate of 7.7 liters per seconds. How much time(in hours) will it take to empty 2/3 part of the tank if the internal radius of the tank is 10.5 m ? पानी से भरा एक गोलार्ध टैंक 7.7 लीटर प्रति सेकेंड की दर से एक पाइप द्वारा खाली किया जाता है। टैंक के 2/3 हिस्से को खाली करने में कितना समय लगेगा(घंटे में), यदि टैंक की आंतरिक त्रिज्या 10.5 मीटर है?

A cylindrical tank full of water is emptied by a pipe at the rate of 225 litres per minute. How much time will it take to empty half the tank, if the diameter of its base is 3 m and its height is 3.5 m? [Use pi=22//7 ]

An inlet pipe fills 1/8 part of a tank in 1 h. How much time will the pipe take to fill the empty tank?

A water tank is 2/5 th full. Pipe A can fill the tank in 10 minutes and pipe 8 can empty it in 6 minutes . If both the pipe are opened , how long will it take to empty or fill the tank completely ?

A water tank is 2/5 th full. Inlet A can fill the tank in 12 minutes while an outlet pipe B can empty it in 6 minutes. If both the pipes are open, how long will it take to empty or fill the tank completely?