Elise's Cafe has regular coffee and decaffeinated coffee. This morning, the cafe served 42 coffees in all, 21 of which were regular. What percentage of the coffees were regular?

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.