Question

The production rate of a steel factory is declining due to old machinery. Over the last eight days production has dropped by 1.2 tons. What is the average rate of change in steel production over the eight days? Express the answer in tons per day. a:+1.2 b: -1.2 c: +0.15 d: -0.15

Answer 1

Answer:

Average rate of change in steel production over the eight days = -0.15 tons per day.

Step-by-step explanation:

The production rate of a steel factory is declining due to old machinery. Over

the last eight days production has dropped by 1.2 tons.

Production is dropped by 1.2 tons, so its negative

Average rate of change = Change in production / number of days

Average rate of change = -1.2/ 8= -0.1