Mathematics, 05.05.2021 21:30, serianmollel
Working together, Rocco and Giulia can paint a room in 3 hours. It would have taken Rocco 7 hours to do the job alone. Which equation can be used to determine r, Giulia’s rate of work in parts per hour?
A table showing Rate in part per hour, Time in hours, and Part of Room Painted. The first row shows Rocco and has StartFraction 1 Over 7 EndFraction, 3, and StartFraction 3 Over 7 EndFraction t. The second row shows Giulia, and has r, 3, and 3 r.
+ 3r = 7
+ 3r = 1
= r
= 3r
Answers: 3
Mathematics, 20.06.2019 18:02, gabrielmartinsotr4yl
What is julen 3/4÷1 and 1/8 in simplest form
Answers: 1
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