On Tuesday morning, the temperature is -5 degrees Fahrenheit. The temperature rises 3/4 degrees each hour for 6 hours before dropping 1/4 degree each hour for 3 hours. What is the temperature, in degrees Fahrenheit, after 9 hours?

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post

You want the answer to all