7. CRAFT SUPPLIES You are buying beads and string to make a necklace. The string costs $1.50, a package of
10 decorative beads costs $.50, and a package of 25 plain beads costs $.75. You can spend only $7.00 and you
need 150 beads. How many packages of each type of bead should you buy?
HELP A.S.A.P.