Question 1015126
year 1=x
year 2=2x
increase is x/x=100%
year 3 is 5x
increase is 3x
Another way to get year 3 is to multiply year 2 by 1.5
original amount is 2x (the original amount is the most recent year)
Dividing, one gets 1.5 or 150%.

It is 5 times as much as 2 years before.