Adepartment store is having a 15% off sale on all winter coats. you purchase a winter coat for $275. the department store is located in a county with 7.25% sales tax. what is the total cost?

Write 17/20 as a decimal and as a percent.

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.