From the figure, find the ratio of

(a) The number of squares to the number of triangles.

(b) The number of circles to the number of rectangles

(a) Number of squares = 2
Number of triangles = 3
∴ Ratio = 2/3 or 2 : 3

(b) Number of circles = 3
Number of rectangles = 3
∴ Ratio = 3/3 or 1 : 1