I look at you, you look at me, I raise my right, you raise your left. What am I?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

There were three women in all the swimming costumes!
One was happy and the other two were sad!
The happy one was crying and the sad ones were smiling.
Why was this?

What part of the chicken has the most feathers?

What is always in front of you but can’t be seen?

Before Mount Everest was discovered, what was the highest mountain in the world?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

Which part of London exists in France as well ?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?