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

The two towns are exactly 100 km apart. John leaves City A driving at 30 km/hr and Jacob leaves City B half an hour later driving at 60 km/hr. Who will be closer to City A when they meet?

How many triangles are there on the puzzle below?

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?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?

Solve this riddle by finding the odd one out from the rest.