In a class of students, the following data table summarizes how many students have a brother or a sister. What is the probability that a student who does not have a brother has a sister?
Has a brother Does not have a brother
Has a sister 4 6
Does not have a sister 15 3

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

50 points~ ! i have to turn this in tomarrow

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u.s. dollars for every 100 euros. b. gabriella averages 100 u.s. dollars for every 25 euros. c. gabriella can exchange 75 u.s. dollars for 100 euros. d. gabriella can exchange 100 u.s. dollars for 75 euros.