On a piece of paper, graph y

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.

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Ineed i been stuck on this question since yesterday