Whoever answers all first, and in at the most, five minutes, will get brainliest. please answer all.

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%

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 is he correct? explain why or why not?