Question

Emma is keeping track of the temperature in a pond for her science experiment. Each day, the temperature changes - 1.2 degrees . What will the change in temperature be after 7 days?

Answer 1

after 7th day the temperature changes - 8.4 degrees.

Explanation:

Each day, the temperature changes - 1.2 degrees. Then

• after 1st day the temperature changes - 1.2 degrees;
• after 2nd day the temperature changes - 2.4 degrees;
• after 3rd day the temperature changes - 3.6 degrees;
• after 4th day the temperature changes - 4.8 degrees;
• after 5th day the temperature changes - 6 degrees;
• after 6th day the temperature changes - 7.2 degrees;
• after 7th day the temperature changes - 8.4 degrees.