John is going to paint a door that measures 195 cm by 74 cm. He is going to give it 2 layers of paint on each sides. One tin of paint covers 5 m square. How many tins of paint does he need to buy?

According to the 2008 u. s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.