Replace the question mark with the correct number.

I know a 5-digit number having a property that With a 1 after it, it is three times as large as it would be with a one before it.

Guess the number?

You see me once in June, twice in November, and not at all in May. What am I?

What is next number in the pattern below:

131 517 192 123 ?

Rearrange the letters in "new door" to make one word.

A farmer went to a market and bought a wolf, a goat, and a cabbage. On his way home, the farmer came to the bank of a river and rented a boat. But crossing the river by boat, the farmer could carry only himself and a single one of his purchases: the wolf, the goat, or the cabbage. If left unattended together, the wolf would eat the goat, or the goat would eat the cabbage. The farmer’s challenge was to carry himself and his purchases to the far bank of the river, leaving each purchase intact. How did he do it?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

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

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

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?

Spot 5 differences in two Christmas tree below: