Joey had 347$ and his friend had 7 times the amount Joey had

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%

Three times the sum of a number and seven is negative thirty-six. what is the number?

According to the data set, where should the upper quartile line of the box plot be placed?