Joan worked a difference between six hours between last week and this week. this week she had a 20% increase in the number of hours. How many hours did she work this week?

What are the domain and range of the function? f(x) = -4 (sqrt)x

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

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 florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.