An electricity company charges its customers a base rate of$10 a month, plus 6 cents per kilowatt-hour (kwh) for the first1200 kwh and 7 cents per kwh for all usage over 1200 kwh. express the monthly cost as a function of the amount ofelectricity used. then graph the function e for 0 an electricity company charges its customers a bas x an electricity company charges its customers a bas 2000

Find the value of x. give reasons to justify your solutions! h ∈ ig

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

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.