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drinks made per minute
Steven ; 4
Sue ; 2
Jack 4/3
total drinks made per minute ; 2+4+4/3 ; 22/3

1 drink in 3/22 minu
so 20 drinks 3/22 * 20 ; 60/22 ; 2 mins 44 sec
option A


Bunuel
If Steven can mix 20 drinks in 5 minutes, Sue can mix 20 drinks in 10 minutes, and Jack can mix 20 drinks in 15 minutes, how much time will it take all 3 of them working together to mix the 20 drinks?

A. 2 minutes and 44 seconds
B. 2 minutes and 58 seconds
C. 3 minutes and 10 seconds
D. 3 minutes and 26 seconds
E. 4 minutes and 15 seconds
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