Atable top is shaped like a rectangle whose perimeter is 78in the length is 2 times as long as the width what is the length and the width?

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?

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Twenty points. suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet