In a class of 25 students, 5 have a brother and 11 have a sister. There are 2 students who have a brother and a sister. What is the probability that a
a
student chosen randomly from the class has a brother and a sister?
а

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.

Which of the following is an example of conditional probability

Indicate the equation of the given line in standard form. the line containing the longer diagonal of a quadrilateral whose vertices are a (2, 2), b(-2, -2), c(1, -1), and d(6, 4).