Chloe's mom gives her $30 to go to the store for cupcakes. She cannot spend over $30. Each pack of cupcakes (c) cost $2.50. How many packs of cupcakes can Chloe buy?

Olivia uses the work below to determine 55% of 720 which explains the error in olivia’s solution

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.

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?