The common multiple for 1/2 1/4 1/6 1/3 and 1/5 would be 60:
2 x 30 = 60
3 x 20 = 60
4 x 15 = 60
5 x 12 = 60
6 x 10 = 60
Ratios equivalent to 4:3 would be 8:6 16:12 and 24:18
Sorry could not type exponents
Answer: 3
Step-by-step explanation:
Given
Zendaya has 5656 yards of wood
Each rack need 1616 yards
Number of racks that can be formed using 5656 yards are

3.5 represents 3 racks as 0.5 racks is insignificant
Therefore, 3 racks can be built from 5656 yards