Linda received a $ 90 gift card for a coffee store. she used it in buying some coffee that cost $ 7.63 per pound. after buying the coffee, she had $ 51.85 left on her card. how many pounds of coffee did she 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.