Convert without rounding 1/8 into decimal

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

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?