Simple logistics..

Level 1

Think of your lucky number..... I don't mind whatever it may be...... multiply your lucky number by 8 and add 4 to it. and then ...... Divide the result by 2. Now u have a result in your hand.... divide it by 4 and say me the reminder......


The answer is 2.

Sudoku Subbu by sudoku subbu , 19, India

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2 solutions

Vilakshan Gupta
Mar 15, 2018

Let the number be x x

Operations we need to perform are:

  • 8 x 8x
  • 8 x + 4 8x+4
  • 4 x + 2 4x+2

Note that 4 x + 2 ≡ 2 ( m o d 4 ) 4x+2 \equiv 2 \pmod{4} and hence the remainder is 2 \boxed{2} .

1 Helpful 0 Interesting 0 Brilliant 0 Confused
Sudoku Subbu
Mar 15, 2018

What do u want as a solution..... i think no one needs a solution... lol! please like and follow me for more intresting logistics

0 Helpful 0 Interesting 0 Brilliant 1 Confused

Change it to Remainder not reminder.

Vilakshan Gupta - 3 years, 2 months ago

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