Respuesta :

I would use multiplication and addition.
 3 x 64 = 192
3 x 48 =  144
192 + 144 = 336 total ounces of juice.

Answer:

She has 336 ounces of juice altogether.

Step-by-step explanation:

Given,

The number 64-ounce cartons of orange juice = 3,

So, the the total quantity of 3 cartoons of orange juice = 3 × 64 = 192 ounces,

Also, The number 48-ounce cartons of apple juice = 3,

So, the the total quantity of 3 cartoons of apple juice = 3 × 48 = 144 ounces,

Thus, the total quantity of juice = 192 ounces + 144 ounces = 336 ounces,

Hence, she has 336 ounces of juice altogether.