There are 8 girls and 12 boys in Miss Reading's homeroom. Five of the girls play sports and 3 do not play sports. 8 of the boys play sports and 4 do not play sports. If a student is selected at random, what is the probability that the student is a boy or plays sports? Express your answer
as a fraction.

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300