Find the slope of the following graphs. ( even if you could just describe what i need to do that would be great, i have no idea where to even start! )

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%

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73

What is the equation of the line that is parallel to the line with the equation y= -3/4x +1 and passes through the point (12,-12)