Acarpenter has a board 400 inches long and 10 inches wide. he makes 5 identical shelves with the board and still has a piece of board 20 inches long left over. how long is each shelf

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Is the point (0, 8) on the x-axis or y-axis? how do you know?