Guys what is this plzplzplz help

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

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.

If a suspect is in possession of 20 grams of cocaine how many ounces does he possess what will the charge be