What does this rebus mean?

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A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

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

Can anyone tell me a word in the English dictionary which has a silent 'z'?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

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)

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

how come the second man dies?

Find the number of squares in the below-given picture.