The wall street journal reporter the biggest music comeback in 2014 was vinyl records. nearly 8 million vinyl were sold in 2014, mostly to younger markets. if there were 15 vinyl record factories pressing records in the united states in 2014, and only 2/3 remain operational in 2015, how many factories closed down?

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

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.

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