Infanate solution I think???
The formula for area of a trapezoid is:

Sides a is the top line and side b is the base, or bottom line. Add the sides together and divide by 2. After you do that, multiply the answer by the height.
Height is the length between the two sides, a and b.
Mean is that. median is only at the middle. Not describe the set of numbers. Answer = Mean
Answer:approximately a little more than 32 hours
Step-by-step explanation:
422/30 = 455/x
422x = 30*455
422x = 13,650
x=32.345971