A jar contains many coins. The probability that a coin randomly selected from the jar is a penny is 10%. A week later, the proba
bility that a coin randomly selected is a penny is 8%. Which statement about the jar is true the second time, as compared to a week earlier?
1. The jar has fewer coins in total.
2. The jar has fewer pennies.
3. The jar has more coins, or fewer pennies, or both.
4. The jar has more coins in total.
The formula for the volume of a prism is V=Bh, where B is the base area and h is the height.The base of the prism is a rectangle.The length of a rectangle is 9cm and the width is 7cm.
