Ezekiel spends t hours each night on his homework and 1/4 of his time studying math which equation represents the number of hours is equal will spend doing math homework during the next 5 days

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.