Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

You have two rectangular wires.

Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn.

However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes).

So how could you measure 45 minutes ?

What does below chemistry rebus means?

Give it food and it will live; give it water and it will die.

Why did Buffon take the goal with him after every Juventus match?

What has one eye, but can’t see?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

Can it be possible to build a house that has all its four walls facing towards the South?

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

What has 88 keys?