### Brain Teasers

# Bomb Disabling

Series
Series teasers are where you try to complete the sequence of a series of letters, numbers or objects.

You are in charge of a bomb squad, recently called to disarm one implanted in a group of glaciers. Everything should have gone smoothly, but the bomb is protected with a powerful force field, and the only way to disarm it is to enter the "eject" sequence. Here it is:

13, 25, ?

100, 300, ?

542, 251, ?

Luckily, to understand the numbers you should input, you also found a special "tip" sheet:

1, 2, 5

1, 4, 9

5, 5, 15

Using this information, what numbers can you input to deactivate the bomb, and save the world from another cataclysm?

13, 25, ?

100, 300, ?

542, 251, ?

Luckily, to understand the numbers you should input, you also found a special "tip" sheet:

1, 2, 5

1, 4, 9

5, 5, 15

Using this information, what numbers can you input to deactivate the bomb, and save the world from another cataclysm?

### Answer

The answers are 63, 700, and 1044.Let the numbers in each row be represented by x, y, and z, respectively. For each line, z = x + 2*y.

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