Agumball machine has 15 red, 13 blue, 16 yellow, and 6 orange gumballs. what is the probability, expressed as a percent, of getting a blue gumball?

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

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

If the value of cos330°is√3/2 then find cos 165°.