In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

Three men in a cafe order a meal the total cost of which is $15. They each contribute $5. The waiter takes the money to the chef who recognises the three as friends and asks the waiter to return $5 to the men.

The waiter is not only poor at mathematics but dishonest and instead of going to the trouble of splitting the $5 between the three he simply gives them $1 each and pockets the remaining $2 for himself.

Now, each of the men effectively paid $4, the total paid is therefore $12. Add the $2 in the waiters pocket and this comes to $14. Where has the other $1 gone from the original $15?

How far can you walk into the woods?

I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

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

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

The centre of the third figure is empty. What digit should fit inside?