If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

A pack of cards has 40 cards. You are blindfolded. Out of 40, 25 cards are facing down while 15 are facing up. You have been asked to divide this pack of cards into two decks - so that each deck contains an equal number of face-up cards. Remember, you are blindfolded.

How will you do it?

Which wheel of car does not rotate when you turn your car right?

Look at the picture and find out which square is not linked with any of the other squares.

What goes up but never comes down?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

why number 8549176320 is one of a kind?

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