shortbabi1661p6vonm shortbabi1661p6vonm

08-04-2018
Mathematics

contestada

On a bicycle, Jessica rides for 2 hours and is 18 miles from her house. After riding for 4 hours, she is 34 miles away. What is Jessica's rate?

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tariqtalha94 tariqtalha94

08-04-2018

Average speed of the cyclist 18/2=9 miles per hour.
distance covered in 5 hours= 4 x 9=36 miles.

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iTSjUstRyaNt iTSjUstRyaNt

08-04-2018

Change of y over change of x
34 - 18 = 16
4 - 2 = 2
16/2 = 8
The rate is 8 miles/hour

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