Answer:
768000
Step-by-step explanation:
From 1900 to 2020 = 120 means that it doubles 4 times ( once every 30 years)
=> 48000 * 2 ^ 4 = 768000
If 81km = 9L, then 9km = 1L.
So ?km = 22L.
With 22L, Amanda can drive 198km.
38 is the correct solution
61
and let c looks to be a right angle