Answer:
0.3
30%
30/100 is the same as 60/200, both the numerator and denominator have been doubled.
Answer:

Step-by-step explanation:
-We can use the exponential decay function to estimate the size after 13 years:

Where:
is the size after t years, t is the time, r is the rate of decay and
the original size.
#We substitute and calculate as:

Hence, the forest covers
after 13 years.
Answer:
a
Step-by-step explanation:
I think it's A becaouse the answer I got was very close to the answer of A so it's A I think. Im just tying to help c:
7 and 8 because 52 is between 49 and 64