vincentmoine
27.01.2020 •
Mathematics
From 1980 through 1990, the population of country x increased by 100 percent. from 1990 to 2000, the population increased by 50 percent. what was the combined increase for the period 1980-2000
a. 150%
b. 166 2/3%
c.175%
d.200%
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Ответ:
200 %
Step-by-step explanation:
From 1980 to 1990 population increased by 100%
Let us Say initial population be x
therefore 100 % increase means it increases to 2x
From 1990 to 2000 population increased by 50%
i.e.
Total increase from 1980 to 2000
Ответ:
42
Step-by-step explanation:
I took the test and got it correct.