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Minxia counted 40 green cars and 20 silver cars in the parking lot. If the number of green cars stays the same, how many more silver cars would need to be added so the ratio of green cars to sliver cars is 1 to 3?

Respuesta :

EmoryMorejon

Answer:

100

Step-by-step explanation:

Multiply 40 by 3 because 40 is 1/3 and find the answer for 3/3.

I got 120, subtract 20 from 120 beacause there is 20 silver cards. The answer is 100

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