who is silent in the parliament?

Find the 8 in the below-given Image.

What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?

You are a cab driver who pools passengers. You pick 3 people from a destination and drop 1 after an hour. 2 people climb aboard at the same time and you drop 3 at the next destination. After some time, you pick 2 passengers only to drop 1 after a short distance where 3 more passengers climb up the cab. You leave the rest of the passengers one by one to their destination and then come back home.

Can you tell the eye color of the cab driver?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

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

Why do we preferably have round manhole covers and not square ones?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.