Number 1. is D.
Number 2. is A.
Let me know if they are correct.
Answer:
Step-by-step explanation:
Given
Population changes exponentially

------1

-----2
divide 1 & 2 we get


Substitute
in 1 we get

Thus 
Answer:
13
Step-by-step explanation:
convert 52% into a decimal which is 0.52 then mulitply by 25 to get your answer
First of all, the identity property of multiplication (which is what this is I'm assuming) is that the number 1 multiplied by any other number is that number itself. (An example would be 2 multiplied by 1, which would be two) So in this problem, this rule applies too, since 2/3 multiplied by 1 would be 2/3!
Hope this helped :)