light mode
night mode

Des.

  • Home
  • Add New Description
Back

Add New Description

Fill up the form and submit

Questions

A tap can fill a tank in 15 minutes and another can empty it in 8 minutes, If the tank is already half full and both taps are opened together, the tank will be:
filed in 12 min
emptied in 12 min
filled in 8 min
emptied in 8 min
None of them
ANS : 4
To add a description please, login first. click here to login
Cancel Login
Promotion