A line passes through the points 3, 0 and 4, 1. what is the y-intercept of the line
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Aline on the wall and a line on the floor are skew. always, sometimes, or never?

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.

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.