Melissa has ridden 51 miles of a bike course they course is 60 miles long what percentage of the course has melissa ridden so far

Which value of c would make he following expression completely factored? 8x+cy

For each proportion find the unknown number x 1/5/8=×/15

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.