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

18 ? 12 ? 4 ? 5 = 59

Replace the alphabet with the number such that the below equation holds.

HAPPY
+ DIWALI
--------------
HDLALA
--------------

Suppose that you are trapped on the surface of a frozen lake. The surface is so smooth and ideal that there is no friction at all. You cant make any grip on the ice and no wind is blowing to help you out. You have just a mobile phone with you which has got no reception disabling you to call for help.

How will you plan your escape before you freeze to death on the frozen lake?

John went to a parrot shop in Mexico, and the parrot owner told him that his parrot is so unique that he repeats everything he hears. John got excited and immediately bought the parrot. John went home and spoke many words, but the parrot does not repeat anything.
He went again to the parrot shop and complaint to the shopkeeper, but the shopkeeper never lied. Explain?

When can we add 2 to 11 and get 1 as the correct answer?

What does below pictogram mean?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

What is both possible and impossible at the same time?

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?