Question

zack has a bag containing 15 squares 4 circles 6 triangles and 6 hexagons. If he randomly choose one piece from the bag, what is the probability that he will grab a square or circle?

Answer 1

19/31

Explanation:

since there are 15 squares and 4 circles, both is 19

and since the total pieces 31

so the probability that he will grab a square or circle is 19/31