Which example below uses the meaning of ratio called ratio as an operator?
a. A box of toys contains 3 airplanes and 4 toy soldiers. The ratio of airplanes to toy soldiers is 3:4.
b. Traveling at 65 miles per hour can be written as 65:1.
c. A model airplane has a scale factor of 100:1 on the box. So, if the real airplane is 200 feet long, the model would be 2 feet long.
d. If it takes 4 eggs and 3 cups of flour to make a cake, this can be stated as a 4:3 ratio of eggs to flour.
ANSWER:
c
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