What do i do if i have meausring cups but it doesnt say how much they are? i really wanna make some cookies

What is the measure of angle afe? 79 81 91 99

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%

41/17 as a decimal rounded to the nearest hundredth