Respuesta :

Answer:

4/1.00 = 20 / x  cross multiply to get:  4x = 20  solve for x to get 5.00

4 / 100 = 12 / x    Cross multiply and divide to get 4x = 1200. x = 300Step-

Answer:

The answer is $5.00

Step-by-step explanation:

If 4 gumballs cost $1.00

20gumballs cost $y

Cross multiply

4y=1×20

4y=20

Divide both sides by 4

y=5

Therefore,20 gumballs cost #5.00