Can someone help me pls i put rhe question as a picture i would help alot​

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

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.

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300