Join the mirror image of the number and the number itself you get the answer
That is so because you just take the other number in each equation and flip it then connect it to the regular number.
The numbers 1, 2 and 3 have been placed at the corners of a triangle. Arrange the numbers 4, 5, 6, 7, 8, and 9 on the sides, so that the numbers along each side (including the corners) add up to 17.
Put numbers 7, 8 and 9 at the corners of a triangle. Now place 1, 2, 3, 4, 5, 6 in twos on each side to make the same total on all three sides (include the numbers at the corners)?
One day there was a running competition with 3 people. 2 were fast one was slow. The race started the 2 fast people were talking to each other because the slow one was behind, the referee said 'sandpit ahead jump over it'(basically long jump) the jump came they jumped and then...the slow one came first. How did the slow one come first?
There was a fish tank, there were 10 fish in the tank, two of them died when they were born, 5 of them drown and another one drown. How Many fish were left in the tank?