Nine days ago the area covered by the mold

By Rebecca
1 Min Read

Nine days ago, the area covered by the mold on a piece of bread was 3 square inches. Today the mold covers 9 square inches. What is the rate of change in mold’s area?

Answer:

The rate of change in mold’s area would be 2/3 square inches per day.

Explanation:

The area covered by the mold nine days ago= 3 square inches

The area covered by the mold at the present time= is 9 square inches

The change in area covered by mold= 9-3=6 square inches

This change occurred in 9 days.

So,

The rate of change in mold’s area= change in area covered/time taken

The rate of change in mold’s area= 6/9=2/3 square inches per day

Read more: Which computer program converts assembly language to machine language

Posted by Rebecca
Follow:
Rebecca is an Independent content writer for breldigital, She writes content on any given topic. She loves to write a case study article or reviews on a brand, Be it any topic, she nails it