Adam is baking 4 pizzas. Each pizza is a rectangle. It takes Adam 35 minutes to bake the pizzas. He divides each pizza into the equal-size square slices shown. Adam multiplies to find the total number of square slices for each pizza. For each pizza, tell the factors Adam multiplies. Pizza 1= 30 squares, pizza 2 = 42 squares, pizza 3 = 28 squares, pizza 4 = 32 squares

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z