Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

Why is it against the law for a man living in Delhi to be buried in Mumbai?

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

Can you find out which options fits best with the missing column?

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

A spy was in Canada trying to steal insider information on how to set up new Maple Syrup factories in their country. He was introduced to the operations manager of the biggest factory in Canada. However, the manager was suspicious and decided to test him with a question before he trusted him. So he asked, “What would you be sure to find in the middle of Toronto?” The spy thought fast and came up with an answer for the manager. What was his answer?

Fate has decided that you will only be pleased to meet me when you need me

Maybe that is why, when I am working, I start working

However annoying I may be to the regulars, the little ones are always inspired

I will always be waiting if you try to reach me

How many of you can guess my name, let me see

It is always ahead of me yet I can never see it. What is it?

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?