What would a equal in this equation

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?

Simplify this expression. 8x 16(x + y)