What is the total number of 0.3 pound meatballs thomas can make with 8.1 pounds of meat?

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%

For how answer my question this will be the last question can you answer in math subject

Explain why the factor 1.5 is broke. into two numbers in the model.