There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?

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

how come the second man dies?

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

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.

What two things can you never eat for breakfast?

What famous saying does this rebus mean?

COME SERVED <---
COME SERVED
COME SERVED
COME SERVED
COME SERVED

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

How can you take 2 from 5 and leave 4?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?