Question

At the start of a lab experiment, the temperature of a liquid was 15 °C. The temperature of the liquid was lowered by 9.5 °C every hour

for 3 hours, and then the final temperature was recorded.
What was the final temperature of the liquid?

Answer 1

Answer is -13.5C

Explanation:

9.5 times 3 is 28.5 15 - 28.5 is -13.5 C