Mathematics, 25.03.2020 08:50 thegamingkid914

Starting at home, Jessica traveled uphill to the grocery store for 18 minutes at just 20 mph. She then traveled back home along the same path downhill at a speed of 60 mph. What is her average speed for the entire trip from home to the grocery store and back?

It takes 45 minutes for 4 people to paint 5 walls. How many minutes does it take 6 people to paint 4 walls?

It takes 52 minutes for 5 people to paint 5 walls. How many minutes does it take 20 people to paint 20 walls?

It takes 48 minutes for 7 people to paint 7 walls. How many minutes does it take 20 people to paint 20 walls?

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Starting at home, Jessica traveled uphill to the grocery store for 18 minutes at just 20 mph. She th...

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