dn15928 dn15928

18-02-2020
Mathematics

contestada

Emily roller skates 35 km in 3 1/2 hours what is her average speed in kilometers per hour

Respuesta :

irunclanthebest123 irunclanthebest123

18-02-2020

Answer:

The answer is 10km per hour

:) Good Luck

Answer Link

juryalaa juryalaa

18-02-2020

Answer:

10 km/hr

Step-by-step explanation:

We use ratios (x symbolizes the answer we are looking for)

km : hrs

35 : 3.5

x : 1

which means

(35/3.5)=x

35/(7/2)

(35 multiplied by 2)/7

which is equal to 10

Answer Link

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