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15-09-2020
Mathematics

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Wilson paints 40% of a bookcase in 20 minutes how much more time will it take him to finish the bookcase? Write how you found this answer.

Respuesta :

15-09-2020

Answer:

40 minutes.

Step-by-step explanation:

Every 10 minutes he finishes 20% of the book case.

In 10 minutes he will have 50% done.

In 20 minutes 60%

in 40 minutes 100%

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