Answer:D) 1 hr
Step-by-step explanation:
Given
Pump A and B can fill tank in
Pump A and C can fill tank in
Pump B and C can fill tank in
Let A be the total hr taken A therefore rate of
Let B be the total hr taken B therefore rate of
Let C be the total hr taken C therefore rate of
-----1
-----2
-----3
Adding 1,2 & 3
thus time taken by A,B and C combined is 1 hr
What figure are we looking for?
The third option would be the incorrect one
Answer:
the quotient of 18 and 3 is 6
Step-by-step explanation:
do the inverse and get 6x3=18