RIDDLE 27: WHEN DID IT HAPPEN?

On the night of 18 November a famous killer killed some women.

We have to find out the year when the murders happened.

I.   Write the number of the month when the murders happened;

II.  Multiply it by 4;

III. Add 13;

IV. Multiply the result by 25;

V.  Subtract 200;

VI. Add the day of the month when the murders happened;

VII. Multiply it by 2;

VIII. Subtract 40;

IX. Multiply the result by 50;

X. Subtract 120.400.

The final number is the year when the murders happened.

Choose the correct answers.

A.  1402

B.  1906

C.  1900

D. 1893