Tasha hands out 5 note cards to each student in the class. She hands out all of the 145 note cards contained in the package. How many students are in the class?

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.