Answer:
5/12
Step-by-step explanation:
Fraction left f circles = 1/3
Fraction of rectangles = 1 /12
Fraction that are either circles or rectangles:
1/3 + 1/ 12
L.C. M of 3 and 12 = 12
(4 + 1) / 12
5/12
Fraction of shapes that are either circle or rectangle = 5/12