Answer:
13 ounces
Step-by-step explanation:
291/21.5=13.5348837209
Rewrite the length of the movie as an improper fraction.
2 1/3 = 7/3
Now multiply the length of the movie by 3/4
7/3 x 3/4 = (7 x3) / (3 x 4) = 21/12 = 1 3/4 hours
I think so the 4 th one....