In a concert band, the probability that a member is in the brass section is 0.50. The probability that a member plays trumpet, given that he or she is in
the brass section, is 0.36.
What is the probability that a randomly selected band member is in the brass
section and plays trumpet?

In a coastal town, the humidity, measured in grams of water per kilogram of air, increases by 43% for every 1 degree celsius increase in temperature. a scientist observes that the humidity on monday morning is 5.75 grams per kilogram. he wants to know how much the temperature must increase for the humidity to reach at least 49.17 grams per kilogram. let t represent the increase in temperature, in degrees celsius, from monday morning's observation. write an inequality to represent the situation, and use it to determine the desired temperature increase.