If Elon and Jeff work together, they can finish the work in 3 hours. If Jeff works together with Bruce, they can make this work
done in 6 hours. Elon and Bruce can finish this work in 4 hours. How much time would it take to finish the work if all three worked together?
1 answer:
Answer:
It would take 1.5 hours for all three to finish the work if they worked together.
Step-by-step explanation:
Elon and Jeff can complete the work in 3 hours.
Jeff and Bruce can complete the work in 6 hours.
Elon and Bruce can complete the work in 4 hours.
3 + 6 + 4 = 13
13 / 3 = 4.33
4.33 / 3 = 1.44
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