Answer:
45/8 = 5,625
Step-by-step explanation:
[tex]2\frac{1}{4}[/tex] × [tex]1\frac{1}{2}[/tex] × [tex]\frac{5}{3}[/tex] = 9/4 × 3/2 × 5/3 = 9/4 × 1/2 × 5 = 45/8 = 5,625