Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

Who can jump higher than a Mountain?

Move four matchsticks to the below square to form three squares?

Can you make a fire with just a single stick?

Find the missing letter in the last circle logically in the given below picture.

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.

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?

Look at the picture and find out which square is not linked with any of the other squares.

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?