jorge0419p7po44 jorge0419p7po44

27-04-2018
Mathematics

contestada

Renaldo can rollerblade 9.7 miles per hour.Eliza can rollerblade 8.2 miles per hour.How much farther will Renaldo rollerblade in 0.75 hour?

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perixwinkle perixwinkle

27-04-2018

Let's find how much they rollerblade in 0.75 hours.
Renaldo:
9.7×0.75
7.275
Eliza
8.2×0.75
6.15
7.275-6.15
1.125
So 1.125 more miles.
Also, you could find the hourly differences.
9.7-8.2
1.5
Then multiply it my 0.75
1.5×0.75
1.125 miles more.

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