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 mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

Solve below popular number sequence
314 159 265 358 979 323 846 ?

You know three triplets: Frank John and Wayne (need to return your money). Frank always tells the truth while John and Wayne always lie. You meet one of them on the road and can ask him a three-word question.
Which question, will you ask?

On one occasion, A Boy collects 71 rupees in form of 20 paise and 25 paise. He collects a total of 324 coins.

Can you tell me how many 20-paisa and 25-paisa he got?

Pronounced as 1 letter, And written with 3, 2 letters there are, and 2 only in me. I’m double, I’m single, I’m black blue and grey, I’m read from both ends, and the same either way. What am I?

What does the rebus below mean?

TEN BADTION

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?