On a scale drawing of a park, the sand box is 2 inches wide. the actual sand box is 8 feet wide. what is the scale of the drawing? is it a 1in=4ft***b 1in=6ftc 4in=1ftd 4in=6ft

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%