Given
Tom weighs 830 N here on Earth
Suit has a mass of 50 kg
g = 9.81 m/s2
gm = 1.67 m/s2
Procedure
First let's calculate Tom's mass with the help of the earth's acceleration.
Now let's calculate Tom's weight on the moon as the sum of his weight plus the weight of his suit.
The answer would be 224 N