Adrawer contains 18 black socks and 18 white socks. if the lights is off and matt reaches into the drawer to get his socks, what is the minimum number of socks he must pull out in order to be sure that he has a matching pair

What situation is an example of an observational study

Evaluate the expression for the given value of the variable 7a - 4a for a =8

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?