Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

A man was going to bleach his socks because they had gotten muddy the day before. As he was pouring the bleach into the washing machine, he spilt some on the floor. He got some cleaning fluid and mopped it up with a rag. Minutes later he was dead. What killed him?

Which digit occurred maximum times between the number 1 and 1000?

In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

If 21x = 79x, what is the value of x?

You know three triplets: Frank John and Wayne (need to return your money). Frank always tells the truth while John and Wayne always lie. You meet one of them on the road and can ask him a three-word question.
Which question, will you ask?

What is the next number?

77, 49, 36, 18 ?

Find the next number in the series below.

6 18 270 72090 ?

Can you count the number of squares in the figure below?