How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

John can eat 27 chocolates in an hour, Jacob can eat 2 chocolates in 10 minutes, and Jolly can eat 7 chocolates in 20 minutes. How long will it take them to share and eat a box of 120 chocolates whilst playing Chess?

Use the numbers 2, 3, 4 and 5 and the symbols + and = to make a true equation. Conditions: Each must be used exactly once and no other numbers or symbols can be used.

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?

Which tank will fill first?