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Lunna [17]
3 years ago
12

There is a drought in the oak tree population is decreasing at a rate of 7% per year if population continues to decrease at the

same rate how long will it take for the population to be half of what it is
Mathematics
1 answer:
kvv77 [185]3 years ago
3 0

it will take about 7 years because 50%÷7%=7 years.

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~~~\text{Area of triangle} = \dfrac 12 \times \text{Base} \times \text{Height}\\\\\implies 10 = \dfrac 12 \times 5 \times w\\\\\implies w =\dfrac{20}5 \\\\\implies w = 4 ~cm

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2 years ago
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