What number should come in place of the question mark below?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Jenifer and Jesica are having a conversation.

Jenifer: I am definitely not over 30.
Jesica: I am 28 and you are surely 5 years older to me at least.
Jenifer: No, you are at least 29.

You are told that both of them are lying throughout in the conversation. Can you find their respective ages?

What can you catch but never throw?

I’m tall when I’m young, and I’m short when I’m old. What am I?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

who is silent in the parliament?

Count the number of triangles in the picture below: