Question

a swimming pool can be filled in 8 hours by 9 equal taps working together how much time will 5 taps take to fill it up​

Answer 1

Answer:

By 9 equal taps a swimming pool can be filled in 8 hours

By 1 equal tap a swimming pool can be filled in 8*9 hours

By 5 equal taps a swimming pool can be filled in (8*9)/5 hours

=8*9/5

=72/5 hours

=14.4 hours