Nina wants to download games for her video game console. older games cost 100 points and new releases cost 200 points to use. the equation 100a+200b=4000, where a is the number of der games and b is the number of new releases, models the situation. how many older games can she download if she downloads 4 new games? 5 new games?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

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.

Which geometric principle is used to justify the construction below?