Let's call

the number of hours it takes for A to fill the pool and

the number of hours it takes for B to fill the pool.
We have

and

hence

hence

and thus

.
Answer:
Matt's team
Step-by-step explanation:
Sarah's team finished in 1 hour and 30 min
Matt's team finished in 1 hour and 15 min
Answer:
its
Step-by-step explanation:
look at the row and times it by 6x5= 30
43% chance because 43% of them are yellow!
Answer:
20 miles = 32 kilometers
64 kilometers = 40 miles
Step-by-step explanation: