Answer:
S = 9.9
Step-by-step explanation:
First, multiply by -3 to remove fractions:
so:
S - 38.4 = -28.5
Take all values to one side by adding 38.4 to both sides
S = 9.9
Answer:
4ft
Step-by-step explanation:
As we know area of a square is side*side
side*side = 16^2
side=√16ft^2
side=4ft
Don't trust me but it's probably the first one. Just using context clues
Answer: Population = 1.380
Step-by-step explanation:
Step 1 :
Population density is defined as the measure of average the population of people per unit of area( per square mile). And is calculated as
Population density =
Number of People / Land Area in Square Km.
Step 2
given Population density = 60 people per square kilomete
Land Area= 23 square kilometer
Population =Population density x Land Area in Square Km
= 60 people per square kilometer x 23 square kilometer
=1,380.
