SOLUTION: In a large herd of not hunted caribou, one-third of the adults are males. In a recent sampling of 1860 adult caribou from the herd, 21% of the males of the herd and 36% of the fema

Question 65462This question is from textbook Essential Algebra
: In a large herd of not hunted caribou, one-third of the adults are males. In a recent sampling of 1860 adult caribou from the herd, 21% of the males of the herd and 36% of the females from the herd were counted. How many adult caribou are in the herd? This question is from textbook Essential Algebra

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
In a large herd of not hunted caribou, one-third of the adults are males. In a recent sampling of 1860 adult caribou from the herd, 21% of the males of the herd and 36% of the females from the herd were counted. How many adult caribou are in the herd?
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Let "x" be be the number of adult caribou in the herd.
(1/3)x is the number of adult males in the herd.
(2/3)x is the number of adult females in the herd.
EQUATION:
(0.21)(1/3)x + (0.36)(2/3)x=1860
0.07x+0.24x=1860
0.31x=1860
x=6000 (the number of adult caribou in the herd)
Cheers,
Stan H.
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