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?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

What can you serve, but never eat?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

Solve the equation in the image by looking at the pattern closely.

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

I have Rs.50 and I spend it in the way as below.

In the picture given below, can you find out which digit will take place of the question mark?