The temperature falls 3 °C every hour. It is −2 °C at 6 pm. What was it at noon?
A16 °C
B12 °C
C−20 °C
D−16 °C
Answer & Solution
Correct answer: A. 16 °C
Over 6 hours it fell 18 degrees, so at noon it was −2 + 18 = 16 °C.
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