Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

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?

John speaks the truth only once a day in a week. Below are a few hints for you:

First: Days are Sunday, Monday and so on.
Second: One day he says, "I lie on Monday and Tuesday".
Third: On the next day, he says, "Today is either Thursday, Saturday or Sunday".
Fourth: On the next day, he says, "I lie on Wednesday and Friday".

Can you identify the day on which he speaks the truth?

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

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

Can you find the 09 errors in the picture below?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

Find the missing letter in the last circle logically in the given below picture.

When Jack was six years old he hammered a nail into his favourite tree to mark his height. Ten years later at age sixteen, Jack returned to see how much higher the nail was. If the tree grew by five centimetres each year, how much higher would the nail be?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?