Soft drinks cost $1.89 and refills cost $0.25 each. With $3.80 to spend on the soft drink and refills, what is the maximum number of refills that you can get?

Respuesta :

$3.80 - $1.89 = $1.91

$1.91 ÷ $0.25 = 7 R 0.16

The max number of refills he can get is 7