Doubt from vernier calliper


i am getting answer as c but given answer is b

I am also getting 3.65

the solution does something else and has given answer has 35.5

I also got C

Can anyone tell how to approach these question?
I'm weak in measurement


Check this channel for vernier and screw gauge ..it’s nice (I learned from here)
If concept is clear these questions are simple ..
2 Likes