Question

Over a period of 4 hours, the outside temperature changed by an average of –1.5 per hour. Highlight the statement that correctly describes the change in the temperature from the beginning to the end of the 4-hour period? A:The temperature decreased by 7 degrees. B: The temperature increased by 6 degrees. C: The temperature decreased by 6 degrees. D: The temperature increased by 7 degrees.

Answer 1

Answer: C. The temperature decreased by 6 degrees.

Explanation:

From the question, we are informed that over a period of 4 hours, the outside temperature changed by an average of –1.5 per hour. The change over the 4 hours period will be:

= -1.5 × 4

= -6 hours.

The shows that the temperature decreased by 6 degrees.