You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

10+10 and 11+11 can give you the same answer.

Explain how?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

Why do people go to bed?

Can you spot the man between the coffee bean in the picture below ?

I am not a bull but I have horns.
I am not an ass but I have a pack saddle.
Wherever I go, I leave silver behind me.

Who am I?

There are two beautiful yet remote islands in the South Pacific. The Islanders born on one island always tell the truth, and the Islanders from the other island always lie.
You are on one of the islands and meet three Islanders. You ask the first which island they are from in the most appropriate Polynesian tongue, and he indicates that the other two Islanders are from the same island. You ask the second Islander the same question, and he also indicates that the other two Islanders are from the same island.
Can you guess what the third Islander will answer to the same question?

I am a mother. However, I never give birth.

I am a father. However, I never nurse my children.

Wandering is not possible for me, but standing still happens occurs rarely.

Who am I?