Answer:
1/10 or 0.1
Explanation:
To find the smallest value of b/a, we must first find the lowest common multiple (LCM) of the given number pairs.
a = LCM of 36 & 20 = 180
36 × 5 = 180
20 × 9 = 180
b = LCM of 9 & 6 = 18
9 × 2 = 18
6 × 3 = 18
Smallest value of b/a
= 18/180
= 1/10
= 0.1
__________
Hope it helps!