David used 14 1/4 pounds of clay to make 3 pots. at this rate, how many pounds of clay would he need to make 10 pots?

Ivan and jeff buy a package of 8 pens for $4.00. ivan wants 5 of the pens, and jeff wants 3.how much should each student pay?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Yahir designs bracelets. he uses between 9 and 15 red and yellow beads in the ratio of 2 red bead to 5 yellow beads. drag the beads into the container to meet these requirements