Answer:
- 12 degrees.
Explanation:
Given:
Temperature was at 7 am = 15 degrees
Temperature rose at noon = 28 degrees
Temperature fell at midnight = 55 degrees
Solution:
Temperature was at 7 am = 15 degrees
Temperature was at noon = 15 + 28
= 43 degrees
Temperature was at midnight = 43 - 55
= - 12 degrees
Thus, temperature was at midnight = - 12 degrees.