a group of college students is volunteering for help the homeless 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. rhondda 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 necessaryA.2.92hoursB.17.5hoursC.6hoursD.0.08hours