Destiny earns $0.75 for every 1/4 hour she spends doing chores. How long o points would it take Destiny to earn $12.00?
2 hours
4 hours
8 hours
16 hours
Answer now please

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.