20 psi (pounds per square inch) equals about how many kpa (kilopascals)?
a. 138
b. 140
c. 20
d.50
o

Option A

138 kPa

Step-by-step explanation:

By definition 1 psi (Pound per square inch) is equal to 6.895 Kpa (kilopascals).

So we use this relationship as a conversion factor:

So to know how many kPa represent 20 psi we must multiply 20 psi by the conversion factor

If we round to the nearest integer we get: 137.895 kPa ≈ 138 kPa

The answer is the option A

1/4 because there is 4 grades.

54.864 meters

step-by-step explanation: