Problem #1
You have a sphere, a cube, a cylinder, a cone, a rectangular prism, and a pyramid. Which shapes will roll? Explain your reasons for each answer.
Problem #2
Pretend that Lincoln gets 50 cent for allowance Saturday. On Monday, he bought a pencil for 10 cent. On Tuesday, he spent 15 cent on candy. On Wednesday, he wanted to buy a ball that cost 30 cent. Did he have enough money? Explain.