Victor can wash 2 cars in 8 minutes. At this rate, how long would it take Victor to wash 20 cars? Answer in minutes and without units.

Answer: 80 minutes

Step-by-step explanation: For this problem we will be using the ratio 2:8 which states that for every 2 cars, Victor can wash them in 8 minutes.

Basically, keep adding 2 to the left side of the ratio and keep adding 8 to the right side of the ratio until you get 20 cars on the left side.

2:8

4:16

6:24

8:32

10:40

12:48

14:56

16:64

18:72

20:80

So, in 80 minutes, Victor can wash 20 cars.

Answer: 80 mins.

Step-by-step explanation:

1 car = 4 mins

20 cars x 4 mins = 80 mins.