Leah has sold magazine subscriptions worth $330 for a school fundraiser. if she reaches a total of $500, she wins a gift certificate. how many more subscriptions does she need to sell to reach $500?

If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood?