the answer is d thats what im choosing because i recall doing a similar problem to this
0.15 * 60 = 9 or 15/100 * 60/1 = 900/100 = 9
equations are (174+106) (112+165) (121+168) (172+113)
i think this is correct because you need morning and evening combined to know a exact answer.
you can check this by calculating you equations and u will end up with Wednesday as the longest amount of miles
Morning temperature = −2°F
Afternoon temperature = +1°F
Night temperature = 0°F
Answer
The morning temperature was 2 degrees below the night temperature