It helps to think of a simpler problem. Let's say mpg is 20 and 10% higher on a smooth road.
How many miles will you get with one gallon on a regular road?
How many more miles will you get on a smooth road? 10% more, right? How much is that?
OK - so you've now solved a simpler problem. Use the exact some process to solve your, more complicated, problem.
Answer:

Step-by-step explanation:
Answer:
144
Step-by-step explanation:
just split the shapes and find the area of each shape then add the answers all together
Less than or equal to first equation (solid line)
less tha second equation ( the dotted line)
so its d