Q = P X 3 IN SHORTER FORM

Pranza plotted point a in the coordinate plane below.

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?

On every three hamburgers that mcdonald’s make they use 9 pickles how many pickles would they use on 99 burgers