Why is 6 afraid of 7?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

What word is pronounced the same if you take away four of its five letters?

See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

You can see three almost identical images below. Can you spot the odd one out from them?

Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

What number comes next in the series?

5 15 5 18 5 24 14 20 _

Move three sticks of the spiral below to form a square.

There is a bag which have 21 blue balls and 23 red balls. You also have 22 red balls outside the bag. Randomly remove two balls from the bag. * If they are of different colors, put the blue one back in the bag. * If they are the same colour, take them out and put a red ball back in the bag. Repeat this until only one ball remains in the bag. What is the color of the sole ball left in the bag ?

The Judge knows that Alamgir was killed by his girlfriend Jasline, but the judge is unsure whether to punish her. Why?