Christian is an artist who makes oil paintings and charcoal sketches. She sells each oil painting for $200 in each charcoal sketch for $100. Suppose Christian wants to create 60 works in total and makes exactly $10,000, write a system of linear equations to represent this situation.

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.