MIND TESTER THIS IS A GOOD ONE?

PICK A NUMBER BETWEEN ONE AND TEN. ADD SEVEN TO THAT NUMBER THEN ADD ...11 TO THAT NUM THEN ADD ....FIVE TO THAT NUMBER THEN TAKE... NINE AWAY FROM THAT NUMBER THEN ADD ...21 TO THAT NUMBER NOW TAKE AWAY THE NUMBER YOU CHOSE BETWEEN 1 AND 10 AND YOUR ANSWER IS 35.....