Answer:
17×10⁶ N
Explanation:
1 atm on Earth is 101325 Pa.
So on Venus, the atmospheric pressure is:
91 × 101325 Pa = 9220575 Pa
The force on an average human being would be:
F = PA
F = 9220575 Pa × 1.8 m²
F = 16597035 N
Rounded to two significant figures, the force would be 17×10⁶ N, or 17 MN.