Question

The outside temperature at 4:00 P.M. was 8 degrees Celsius. The temperature decreased 2.5 °C each hour until

10:00 P.M.
What was the temperature at 10:00 P.M.?
A-15 °C
B-2 °C
C -7°C
D - 4 °C

Answer 1

thats wery easy, if you know how to solve it. First take the celsius that decreases by the hour and multiply it by the hours passed : 2.5 × 6= 15, after you know how much the celsius droped, just take it away from the original temperature : 8 - 15 =-7. So now you know the answer!

Answer 2

The answer is c -7 because there’s 6 hours decreasing at 2.5