math
posted by John N .
In the beginning, there is 3000 fish in which for some causes every year 20% of d fish die and 1000 are added. So we need to use compound interest formula to find out the equation that we can just substitute d number of year and find out how many fish there will be in that year
Respond to this Question
Similar Questions

Grade 4 Math
Mele is feeding some of the many exotic fish that live in the coral reefs off the island of Tonga. This is the largest of a chain of islands in the south Pacific. Mele has brought a cooked banana from home to give to the fish. As the … 
Visual Basic 2008 Programming
Help! I'm not sure how to start or how calculate. This is the project. Using For Next Loops.  When $1000 is deposited at 5 percent simple interest, the amount grows by $50 each year. When money is invented at 5 percent compound interest, … 
computer science
When $1000 is deposit at 5% simple interest, the amount grows by $50 each year. When money is invested at 5% compound interest, then the amount at the end of each year is 1.05 times the amount at the beginning of the year. Write a … 
Math
In a fish tank, there are two fewer blue fish than three times the number of yellow fish. If there are 10 blue fish, what is the number of yellow fish(n). Write an equation to solve for n. 
math
If you begin with 3000 fish in a pond and 20% die off each year, yet 1000 more are added each year, how many would you end up with at the end of 10 years? 
Math
A study found that 27% of the fish in a river are trout, 36% are salmon, and 18% are sturgeon. If a large fish trap is set and it captures 216 fish, how many of those fish are likely to be fish types other than the ones mentioned? 
algebra1
Melissa wants to figure out how many fish live in a small lake by her house .She ccatces 15 fish and tags the (safely).Shethen outs thoes fish back in the lake .Then next day ,she catches 28 fish .of those 28 fish, 3 of them have the … 
college algebra
fish population: the fish population in a certain lake rises and falls according to the formula F=1000(30+17tt^2) , Here F is the number of fish at time t, where t is measured in years since January 1, 2002, when the fish population … 
Science
Consider the researcher's experiments on the mysterious dieoffs of fish in North Carolina rivers. Which of the following best represents her main hypothesis? 
math
Mary has two tanks of fish. If she transfers 15 fish from the larger tank to the smaller tank then the number of fish in the smaller tank will be 5/7 of the number of fish in the large, tank. Given that there are 35 fish in the smaller …