Find the next number in the series.
1 10 24 43 67 ?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

If a wheel has 54 spokes, how many spaces are there between the spokes?

What happened when the wheel was invented?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

A quarter is one-fourth of a dollar but Mr. John has changed the equation as below :

DOLLAR * 4 = QUARTER

Can you replace each letter with a digit to make the above solution correct?

What is the next number in the series?

15 29 56 108 208 ?

The pound is not a finish.

We are sharing a few instructions below, which you have to use in any suitable order to modify the above sentence such that the end sentence is a scientific fact.

- Eliminate a letter and supplement another in its place.
- Take away one word.
- Remove one letter from one word.
- Get rid of two letters from one word.
- Swap a word with its antonym.

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?