38+39+40 = 117.
So the first of the three numbers is 38.
Answer: 
Step-by-step explanation:
Let w denotes a seven letter word which Sal will need to make to break the record.
Since you get 50 points for each seven-letter and 100 points for playing the game.
Then the total points earned by you by making w seven letters words will be:

Since, Sal wants to break that record, and needs 18,000 points or more to do so.
Then , the required inequality will be :

0.4444444444444
is the answer for your question it repeats so your gonna want to put a bar notation.