if a shop owner purchased 20 pairs pf gloves at $12 each and some hats for $25 each, how many hats did he buy if he spent a total of $490

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.