Respuesta :
Answer: Alejandro will wash 8 cars in 2 hours and 20 cars in 5 hours
Step-by-step explanation:You would just need to divide 4 by 8 and 20.8 divided by 4 is 2 and 20 divided by 4 is 5
Answer:
1. 2 hours to wash 8 cars
2. 5 hours to wash 20 cars
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I'm not sure about the other question though, sorry!