Help me please i’m talking an very important test !

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.

Which value would be a solution for x in the inequality 47-4x< 7

Find the distance between c and d on the number line c=3 and d=11