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Mathematics, 22.08.2019 02:30 misswonderless

Agroup of college students is volunteering for homes for the community during their spring break. they are putting the finishing touches on a house they built. working alone, wade can paint a certain room in 7 hours. rhonda can paint the same room in 5 hours. how long will it take them working together to paint the room? round your answer to the nearest hundredth if necessary.
a. 0.08 hours
b. 17.5 hours
c. 6 hours
d. 2.92 hours

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