(05.05 MC) A family of 3 children and 2 adults visited a health club. The club charges $y an hour for
each child and $x an hour for each adult. If the family does not want to spend more than
$30 an hour at the health club, which of the following graphs best models the situation?
(5 points)

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.

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!