a cold dilemma
Algebra
Level
1
The temperature in the Antarctic at 10 a.m. is -66 degrees F. From then on it gets warmer at a rate of 4 degrees per hour. What is the temperature at 10 p.m.?
not enough information
48 degrees
91 degrees
-18 degrees
-114 degrees
-21 degrees
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1 solution
10 a.m. to 10 p.m. is 12 hours. Multiply 12 by 4 because it gets warmer at a rate of 4 degrees per hour, then add that to -66. You end up with -18 degrees.