High School

When the sun sets at 6 p.m., the afternoon temperature of 90 degrees Fahrenheit begins to drop 4 degrees per hour and does not increase until the sun rises the next day. If the temperature drops below 60 degrees Fahrenheit for more than two hours, Maria's plant will die.

What is the temperature at midnight?

A. 4 degrees Fahrenheit
B. 24 degrees Fahrenheit
C. 64 degrees Fahrenheit
D. 66 degrees Fahrenheit

Answer :

Answer:

D. 66 degrees Fahrenheit

Step-by-step explanation:

6 hours after 6 p.m. the temperature will have dropped 6×4 °F = 24 °F. When it drops that amount from 90 °F, it will be ...

90 °F -24 °F = 66 °F . . . . temperature at midnight

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