the wallaby is essentially a small kangaroo that is native to australia. to monitor the wallaby population…

the wallaby is essentially a small kangaroo that is native to australia. to monitor the wallaby population, scientists catch 70 wallabies and tag them. a month later, they capture 240 wallabies and notice that 28 of them are tagged. to the nearest whole number, what is the best estimate for the wallaby population?

the wallaby is essentially a small kangaroo that is native to australia. to monitor the wallaby population, scientists catch 70 wallabies and tag them. a month later, they capture 240 wallabies and notice that 28 of them are tagged. to the nearest whole number, what is the best estimate for the wallaby population?

Answer

Answer:

600

Explanation:

Step1: Set up proportion

Let $x$ be the total wallaby population. The proportion is $\frac{70}{x}=\frac{28}{240}$.

Step2: Cross - multiply

$28x = 70\times240$.

Step3: Solve for $x$

$x=\frac{70\times240}{28}=\frac{16800}{28}=600$.