1.
A fish hatchery has a increase in fish stock of 20% each breeding season. It keeps a stable population of 15000 fish in its breeding ponds. How many fish are extracted each breeding season to restock the surrounding lakes to keep the population at the fish hatchery stable?
2.
A fish hatchery has a increase in fish stock of 30% each breeding season. It keeps a stable population of 20000 fish in its breeding ponds. How many fish are extracted each breeding season to restock the surrounding lakes to keep the population at the fish hatchery stable?
3.
A fish hatchery has a increase in fish stock of 20% each breeding season. It keeps a stable population of 12000 fish in its breeding ponds. How many fish are extracted each breeding season to restock the surrounding lakes to keep the population at the fish hatchery stable?
4.
A fish hatchery has a increase in fish stock of 35% each breeding season. It keeps a stable population of 20000 fish in its breeding ponds. How many fish are extracted each breeding season to restock the surrounding lakes to keep the population at the fish hatchery stable?
5.
A fish hatchery has a increase in fish stock of 32% each breeding season. It keeps a stable population of 15000 fish in its breeding ponds. How many fish are extracted each breeding season to restock the surrounding lakes to keep the population at the fish hatchery stable?
6.
A sustainable pine plantation has 5000 trees growing, all at different growth stages. Each year they plant a particular percentage of trees to allow them to cut down 1750 trees. What percentage of the total trees need to be planted each year to keep the plantation numbers stable?
7.
A sustainable pine plantation has 12000 trees growing, all at different growth stages. Each year they plant a particular percentage of trees to allow them to cut down 3600 trees. What percentage of the total trees need to be planted each year to keep the plantation numbers stable?
8.
A chicken farmer earns his living by selling eggs and meat from his farm.He is creating a new farm, where he wants to sell 2250 chickens a month. He knows that he can increase his chicken stocks by 15% each month with his existing practices. How many chickens will he need to have when he commences in order to create a sustainable business?
9.
A sustainable pine plantation has 16000 trees growing, all at different growth stages. Each year they plant a particular percentage of trees to allow them to cut down 3520 trees. What percentage of the total trees need to be planted each year to keep the plantation numbers stable?
10.
A sustainable pine plantation has 8000 trees growing, all at different growth stages. Each year they plant a particular percentage of trees to allow them to cut down 2000 trees. What percentage of the total trees need to be planted each year to keep the plantation numbers stable?
11.
A sustainable pine plantation has 15000 trees growing, all at different growth stages. Each year they plant a particular percentage of trees to allow them to cut down 6000 trees. What percentage of the total trees need to be planted each year to keep the plantation numbers stable?
12.
A chicken farmer earns his living by selling eggs and meat from his farm.He is creating a new farm, where he wants to sell 3240 chickens a month. He knows that he can increase his chicken stocks by 18% each month with his existing practices. How many chickens will he need to have when he commences in order to create a sustainable business?
13.
A chicken farmer earns his living by selling eggs and meat from his farm.He is creating a new farm, where he wants to sell 1680 chickens a month. He knows that he can increase his chicken stocks by 12% each month with his existing practices. How many chickens will he need to have when he commences in order to create a sustainable business?
14.
A chicken farmer earns his living by selling eggs and meat from his farm.He is creating a new farm, where he wants to sell 1040 chickens a month. He knows that he can increase his chicken stocks by 13% each month with his existing practices. How many chickens will he need to have when he commences in order to create a sustainable business?
15.
A chicken farmer earns his living by selling eggs and meat from his farm.He is creating a new farm, where he wants to sell 2160 chickens a month. He knows that he can increase his chicken stocks by 18% each month with his existing practices. How many chickens will he need to have when he commences in order to create a sustainable business?