The temperature is changing at a constant rate of –0.75ºC per half hour. At 6:45 PM, the temperature was –4.6ºC. At what time wa
s the temperature –2.1ºC?Be sure to include AM or PM in your answer.
1 answer:
Answer:
11:15PM
Step-by-step explanation:
The difference between 4.6°C and -2.1°C is 6.7
0.75×?=6.7
?=9
This is 9 half hours, which is equal to 4 1/2 hours.
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