In a class of 33 students, there are 19 females. What is the ratio of makes to females in the class?

Bruce is getting materials for a chemistry experiment his teacher gives him a container that has 0.25 liter of liquid in it.bruce need to use 0.4 of this liquid for the experiment. how much liquid will bruce use?

Aline that intersects one of two parallel lines intersects the other also always sometimes never

Which of the following contains a variable?