There are 3 cans that store 9 tennis balls consider the number of balls per can Find the constant of the proportionality for this situation
Write an eqaution to represent the relationship

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais