In the year 2005, a total of 750 fish were introduced into a manmade lake. The fish population was expected to grow at a rate of 8.3% each year.

What will the fish population be in 2050?

Round to the nearest whole number.

Question

In the year 2005, a total of 750 fish were introduced into a manmade lake. The fish population was expected to grow at a rate of 8.3% each year.

What will the fish population be in 2050?

Round to the nearest whole number.

Champion · Answer

to increase a number by $8.3\%$ multiply it by $100\%+8.3\%=108.3\%=1.083$

Champion · Answer

to do it 45 times, multiply it by $(1.083)^{45}$

Champion · Answer

i..e compute $$750\times (1.083)^{45}$$ with a calculator