If in a population the natality is 50 and mortality is 80, in a span of 10 years. What is the growth rate (GR) of that population?
A. 28
B. 100
C. 10
D. -3
Answer:D
If in a population the natality is 50 and mortality is 80, in a span of 10 years. What is the growth rate (GR) of that population?
A. 28 B. 100 C. 10 D. -3