Hi!
Divide 63 by 3. You will get 21. That is the boys age. His father’s age is 42. When combined their age is 63.
Answer:
D)commodity,representative,filat
Danny is 3*6=18
Beth is 9 years old
Line a- x=-10.5
line b- x=-5
The region that covers 23 km^2 has population of 1380 people
Step-by-step explanation:
The population is calculated using population density by multiplying the population density with the area.
Here,
Population density = d = 60 people per kilometer^2
Area = a = 23 km^2
So,

The region that covers 23 km^2 has population of 1380 people
Keywords: Population, Density
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