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1. Rhyza can clean their entire house in 5 hours, while her sister Sherly can do the same job in 4 hours. If they clean the house together, how long will it take them to do the job? 2. It takes Anjie the same time to walk 10 kilometers as it takes Jonas to travel 15 miles running. If Anjie is 3 km/hr slower than Jonas running, how fast is each traveling?​

Sagot :

Answer:1. 1.

1 hours

2. 5

Step-by-step explanation:pls thanks