The gateway arch in louis, missouri, weights about 20,000 tons. write an amount hat could be the exact number of tons arch weight

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

How do you do the foil method with polynomials?

Yvaries inversely as x. y =12 when x=5. find y when x=4