Question

farmer connects a pipe of internal diameter 20 cm from a canal into a cylindrical tank which is 10 m in diameter and 2 m deep. If the water flows through the pipe at the rate of 4 km per hour, in how much time will the tank be filled completely?​

Answer 1

Answer:

the solution will be same as above question just numbers are changed, so hope you can solve it on your own...ok :)