Respuesta :

20 (.8) = 16

It takes him 16 minutes to walk to school.  
This is because 80% as a decimal is .8 and you multiply that by how long it takes Person A to walk and you get 16. 
snehashish65

Answer:

Andre takes 16 minutes to walk to school.

Step-by-step explanation:

Given:

Time required to walk to school is, [tex]t=20 \;\rm minutes[/tex].

Since, Andre takes 80% of time required to walk to school. Which means

Time taken by Andre = 80% of 20 minutes

[tex]t'=\dfrac{80}{100} \times 20\\t'=16 \;\rm minutes[/tex]

Thus, Andre takes 16 minutes to walk to school.

For more details, refer the link:

https://brainly.com/question/20029460?referrer=searchResults

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