First you have to find out how many ounces are in 1 serving. the multiply that by 100
The width is 3m because 3*7 is 21m^2. Also they said the length is 4 more than the width (3+4=7)
Answer:

<h3>
<u>21√2</u> is the right answer.</h3>
Answer:
((4 choose 3)·(48 choose 2) + (4 choose 4)·(48 choose 1)) / (52 choose 5) = 19/10829 = 0.0018
Its "C" because without oxygen you can't have fire