Seudónimo Seudónimo

04-06-2016
Mathematics

contestada

Juan rides his bike with a constant speed of 20 km/h. How long will he take to travel a distance of 30 kilometers?

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meerkat18 meerkat18

04-06-2016

Given:
unit rate: 20km/h

Speed = distance / time
20kmh = 30km / time
time = 20kmh / 30km
time = 2/3 hrs or 40 minutes

2/3 hrs * 60mins/hr = (2*60)/3 = 120/3 = 40 minutes

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jojo090801 jojo090801

05-06-2016

okay so he is rideing 20 km per hour and he needs to go 30 km
it will take him about one and a half hours to reach his destination

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