13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

What English word has three consecutive double letters?

Can you find the missing piece of the Porsche?

You need to climb ten stairs. At every stair, you can either take one step up or you can jump two steps up.

In how many different ways you can climb 10 stairs?

Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

Count the number of squares in the picture below.

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

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

18 ? 12 ? 4 ? 5 = 59

Which flower has two lips?