math
posted by carolyn .
If the temperature drops from 25 degrees at 10:00 pm to a low of 5 at 2:00 am. How many degrees did the temp drop?
How long did it take for the temp to drop from 25 degree to 5?

25 + 5 = 30
How many hours between 10 p.m. and 2:00 a.m.?
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