Jim ate 4 slices of pizza this is 2/3rds of the pizza. how many slices is the pizza

Which statements are true? see picture

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?