Carlos has four notes in his wallet: $5, $10, $20 and $50. He takes out two notes at random. a There are six possible pairs of notes. List them.

b Find the probability that:

i one of the notes is $5 ii the total value of the notes is more than $50.

Graph the equation by plotting point x=2

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

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.