If the average worker's productivity is $20 of output per hour and the labor force is employed for 500 billion hours,GDP is equal to
A)$25 billion.
B)$250 billion.
C)$10 trillion.
D)$4 trillion.

Question

Quizplus · Accepted Answer

GDP is calculated by multiplying the number of hours worked by the average worker's productivity, so GDP = (average productivity per hour) x (total number of hours worked). 
Therefore, GDP = $20 x 500 billion = $10 trillion. Therefore option C is the correct answer.

If the Average Worker's Productivity Is $20 of Output Per