A rectangle or piece of metal is 15 inches longer than it is wide squares with three sides inches long are cut from the four corners in the flaps are folded upward to form an open box if the volume of the box is 858 in.³ what were the original dimensions of the piece of metal

Mr. murray wants to create 100 ounces of a mixture that is 62% pecans, 30% almonds, and 8% walnuts. how will the amount of mixture a compare to the amounts of mixtures b and c that mr. murray uses? he will use half as much of mixture a as he will use of mixtures b and c combined. he will use one-quarter as much of mixture a as he will use of mixtures b and c combined. he will use one-fifth as much of mixture a as he will use of mixtures b and c combined. he will use twice as much of mixture a as he will use of mixtures b and c combined.