SOLUTION: Sally can fold 15 bed sheets in 4 minutes. Eric can fold 12 bed sheets in 5 minutes. Jane can fold 7 bed sheets in 2 minutes. How long would it take all three to fold 386 bed

Question 945969: Sally can fold 15 bed sheets in 4 minutes. Eric can fold 12 bed sheets in 5 minutes. Jane can fold 7 bed sheets in 2 minutes.

How long would it take all three to fold 386 bed sheets?

a. 20 minutes

b. 35 minutes

c. 37 minutes

d. 40 minutes
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Sally's rate is sheets / min
Eric's rate is sheets/min
Jane's rate is sheets/min
---------------------------------

-------------------
In min:
Add their rates to get rate for min

Working together, they can fold sheets
in min
Note that
It will take them twice as long, or min
to fold sheets
The answer is (d)

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