There was 2/3 fruitcake leftover. elizabeth ate 1/5. how much of the whole fruitcake did she eat?
a. 2/15
b. 2/8
c. 9/15
d. 11/15

don't tell me the answer! tell me how to do it instead.

The number of potato chips in a bag is normally distributed with a mean of 71 and a standard deviation of 2. approximately what percent of bags contain between 69 and 73 potato chips? approximately 68% approximately 71% approximately 95% approximately 99.7%

Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.

For the functions f(x) = -922 – 2x and g(x) = -32? + 6x – 9, find (f - g)(x) and (f - ).