Answer:
Exponential growth; 40%
Step-by-step explanation:
Just to explain,
the equation A(t)=P(1+r)^t is the standard equation for exponential growth
what youre looking at is the 'r' portion which is the .4 in that equation
to get your percent from the decimal, move the decimal to the right 2 places to go from .40 to 40%