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 chosen randomly from the
class has a brother and a sister?
Has a brother Does not have a brother
Has a sister
3
9
Does not have a sister
2
16

Ahigh school has 3636 players on the football team. the summary of the players' weights is given in the box plot. approximately, what is the percentage of players weighing less than or equal to 225225 pounds?

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?