Gap is having a sale where you can buy one shirt and get two other shirts at a sale price of 40%off before tax. Sales tax on all items is 5%. If you buy three shirts that were originally 28$ each before tax, how much do you pay in total.

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

Two researchers are attempting to create a new psychotherapy protocol that more reduces panic attacks. they believe that they have succeeded and are now in the clinical trial period of their protocol's development. they are working with several cohort groups, some of which have been through the new protocol, while others have done the standard protocol currently recommended. if these researchers are interested in evaluating the difference in the percentage of test subjects who successfully decreased their panic attacks in 2 months on the new protocol versus the percentage of test subjects who successfully decreased their panic attacks in 2 months with the traditional protocol, which of the following statistical tests would be most appropriate? a. analysis of variance (anova) b. correlation c. chi-square test d. paired t-test e. independent t-test

Image by e2020 in the diagram, the lines dividing the parking spaces are parallel. what must be true about 4 and 22? what theorem supports your conclusion?