Answer:
9
Step-by-step explanation:
You do parenthesis first so 1+2=3
Then you do division 6 divided by 2=3
Then you will multiply 3 by 3 so 9
This is known as pemdas
P=parenthesis
E=exponents
MD=multiplication and division you do it left to right so if division is in front of multiplication then you do division
As=Addition and subtraction is also left to right
6÷2(1+2) = 9
36.75
36+75/100. Convert percentage to decimal
36+0.75. Add
F= (nutrients)*(moisture) pollutants