Ellen wants to purchase a book that is regularly priced at $18. the book is discounted 15%. she also needs to pay a 6% sales tax on the discounted price.
what is the total amount ellen will pay for the book?
enter your answer in the box.

What is a possible solutions of the x> 3?

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.

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?