Question

A tap can fill an empty tank in 48 minutes, whereas
another tap can empty the full tank in 2 hours.
If both the taps are opened at 11:40 a.m: when
will the empty tank be filled ?​

Answer 1

Answer:

I think its one hour

Step-by-step explanation:

Answer 2

Answer:

The tank will be filled by 1:00 pm

Step-by-step explanation:

1/48-1/20

=5/240-2/240

=3/240

=80 min

The time to fill the empty tank=11:40+80 min

                                                 =11:40+1:20

                                                  =1:00 pm