Answer:
It means the Judy's rate to complete the puzzle is 
Step-by-step explanation:
If Judy completes a puzzle by herself, it takes her 3 hours.
Working with Sal, it only takes them 2 hours
We have been given the rates of time taken by Judy and Sal to complete a puzzle.
We can see from our given table that Sal's rate is r. We are told that Judy completes a puzzle by herself, it takes her 3 hours. working with Sal, it only takes them 2 hours.
It is given that Judy completes a puzzle by herself, it takes her 3 hours.
so part of puzzle completed by Judy in one hour would be
Therefore, the part of puzzle completed by Judy in one hour is 
Answer:
most is 160 hope I helped
Answer:
18
Step-by-step explanation:
4x + 5x = 180
10x = 180
x = 18
Answer:
LOL OK
Step-by-step explanation:
HAHAHAHAHAHAHAHAHAHAHAHA
Answer:
15/2.5 18/h
Step-by-step explanation: