Answer:
1 4/7
Step-by-step explanation:
2/5 x 7/7 = 14/35
4/7 x 5/5 = 20/35
3/5 x 7/7 = 21/35
14/35 + 20/35 + 21/35 = 55/35
55/35 = 1 20/35 = 1 4/7
Hopefully this helps you :)
pls mark brainlest ;)