Can you find the key in the picture below?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

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 ?

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

We know that the number 7 is the prime followed by a cube. Which next number is also a prime followed by a cube?

What country can make you shiver?

Alex is stranded on an island covered in forest.
One day, when the wind is blowing from the west, lightning strikes the west end of the island and sets fire to the forest. The fire is very violent, burning everything in its path, and without intervention the fire will burn the whole island, killing the man in the process.

There are cliffs around the island, so he cannot jump off.

How can the Alex survive the fire? (There are no buckets or any other means to put out the fire)

Can you decipher the below rebus?

PBLUESAISNUERSES

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

When 99 is considered higher than 100?