Question

Under water, pressure increases 4.3 pounds per square inch (psi) for every 10 feet you descend. This is represented by the equation p = 0.43d + 14.7, where p is the psi and d is the depth in ft. Find the pressure at 200 feet.
A. 215.13 psi
B. 860 psi
C. 100.7 psi

Answer 1

maybe B. i think not totally sure