In a class of 26 students, 8 have a brother and 6 have a sister. There are 2 students who have a brother and a sister. What is the probability that a student chosen
randomly from the class has a brother?

Which expression gives you the distance between the points (5,1)and(9,-6)

Find the values of the variables in the kite

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?