If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

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

Why is the longest human nose just 11 inches?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

What can you serve, but never eat?

What has many teeth, but cannot bite?

Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?

A mules travels the same distance daily.
I noticed that two of his legs travels 10km and the remaining two travels 12km.
Obviously two mules legs cannot be a 2km ahead of the other 2.

The mules is perfectly normal. So how come this be true ?

There is a straight highway. Four different villages lie on that highway. The distance between them is different. The third village is 60km away from the first village; the fourth is 40 km away from the second; the third is 10 km near to the fourth that it is to the second.

Can you calculate the distance between the fourth and the first village ?