Your sock drawer holds 16 black 5 tan and 3 brown socks. without looking you grab one sock find the probability that the sock is not brown

What number must you add to complete the square x^2+12x=16

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

When a rectangle is dilated, how do the perimeter and area of the rectangle change?