Monique ran one mile in 6 minutes. Her average speed was how many miles per hour? Use a unit multiplier to make the conversion.
(1 hr = 60 min.)

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Find the domain of the following expression: 1/(√x)-2

For the inequality |c| < |d| to be true, which of the following must be true?