If the productivity of an assembly line worker rises from 6 rivets per minute to 9 rivets per minute,we can say that her productivity

Question

Quizplus · Accepted Answer

To find out the percentage change in productivity, we use the formula: 
Percentage change = (New Value - Old Value)/Old Value x 100%

So, in this case, the percentage change in productivity would be: 
Percentage change = (9-6)/6 x 100%
Percentage change = 50%

Since the productivity has increased by 50%, the correct answer is C.

If the Productivity of an Assembly Line Worker Rises from 6