Bob travels from Inglewood to Anytown; a distance of 20 kilometres. He walks 800 metres and cycles the rest of the way. What percentage of the journey does he travel by bicycle?

Respuesta :

we know that

800 m-----------> 0.8 km
total distance is--------------> 20 km

if Bob walks 800 m then he travel by bicycle ----> 20 km-0.8 km---> 19.2 km

if 20 km-------------> is 100%
19.2 km-------------> X
X=19.2*100/20---------> X=96%

the answer is 96%

The percentage of the journey travelled with bicycle is 96%.

Data;

  • Distance covered walking = 800m
  • Distance travelled = 20km
  • Distance cycled with bicycle = x

The distance travelled with bicycle can be calculated as the difference between the total distance covered and the distance walked.

But we need to convert the total distance from kilometer to meters.

[tex]20km * 1000 = 20,000m[/tex]

The distance cycled is

[tex]20000-800=19200[/tex]


Percentage Travelled with Bicycle

The percentage travelled with bicycle is the ratio of the distance travelled with bicycle to the total distance of the journey multiplied by 100.

[tex]y = \frac{19200}{20000}*100\\y = 96 %[/tex]

The percentage of the journey travelled with bicycle is 96%.

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