10, A hot air balloon pilot is choosing a day and time to launch her new balloon. The table shows the weather forecast for the next three days.
14
Day
Temperature at 6 am
(degrees Celsius)
Temperature at 12 pm Temperature at 6 pm
(degrees Celsius) (degrees Celsius)
Monday
4
18
22
Tuesday
6
19
24
Wednesday
10
20
56
If the pilot wants to rise as high as possible while using as little fuel as possible, on which day
should she launch her balloon? Explain your answer.