Answer:
45/32 or 1.40
Step-by-step explanation:
3 9/32 or 105/32
2 1/2 = 5/2, 1 3/4 = 7/4
5/2 * 7/4 = 35/8
35/8 * 3/4 = 105/32
105/32 = 3 9/32
Brainliest, please :)