Question

1. a 193kg lunar vehicle weighs 31kg on the moon. how much does 90kg person weigh on the moon?

Explanation:

Step1: Find moon weight ratio

$\text{Ratio} = \frac{\text{Moon weight of vehicle}}{\text{Earth weight of vehicle}} = \frac{31}{193}$

Step2: Calculate person's moon weight

$\text{Moon weight} = 90 \times \frac{31}{193}$

Answer:

$\approx 14.35$ kg