At 3:00 A.M. The Temperature Was 13° Below Zero. By Noon It Had Risen To 32°. What Was The Average Hourly Increase In Temperature?
At 3:00 A.M. the temperature was 13° below zero. By noon it had risen to 32°. What was the average hourly increase in temperature?
(A) (19/9)°
(B) (19/6)°
(C) 5°
(D) 7.5°
asked Jun 14 12:00:00 AM