Alex work 180 hours per month and makes 20 per hour how much does he make in a year

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries. what fraction of kathy’s money was left?