pasagot po need kopo answer now

1. 1.77
2. 2.355
3. 40.42
4. -0?
5. 10.86
correct me if I'm wrong
Answer:
1.) 1.77
2.) 2.355
3.) 31.42
4.) 0.67
5.) 10.86
Step-by-step explanation:
sana maka tulong pa follow na dn po