Question 885294
Uniform rates task or job problem.


Fill 100 gallons is the job to be done.  Sum of all the rates gives the effective rate for all of the openings.  Rate for hole C is negative!


Rate for all openings at the same time:
{{{(10+20-5)(gallons/minute)=highlight_green(25(gallons/minute))}}}.


Next part is to do the 1 job of filling 100 gallons.  Find time.
{{{highlight(25*t=100)}}}.
What is t?