Question

What is 3 by four of 2 hours 20 minutes ?

Answer 1

3/4 of 140 minutes

i.e., 105 minutes..

i.e.,1 hour 45 minutes...

Answer 2

3/4 of 2 hours 20 minutes
3/4 of 140 minutes
=3/4*140
=3*35
=105
i.e. 105 minutes
or
1 hour 45 minutes.......