The Government of India in the Month of November 2015 decided to allow foreign portfolio investors (FPIs) to increase stakes in local defence units to 49%. What was the earlier permissible rate?
A water tank has two holes. The 1st hole alone makes the tank empty in 3 min and 2nd hole alone makes the tank empty in 5 min. If water leaks out at a constant rate, how long in minutes does it take if both the holes together empty the tank?