A pond contains 1000 fish, 100 of which have been tagged. You catch 10 fish. How many of the fish would you expect to be tagged?

You catch, tag, and release 50 fish back into a pond. Then, you catch 25 more fish, 5 of which are tagged. What is the best estimate of the number of fish in the pond?100 fish250 fish400 fish625 fish

A pond contains two kinds of fish, trout and bass, of which 20% are bass and 80% are trout. If you catch 5 fish at random from this pond, which would you expect to catch?0 bass and 5 trout1 bass and 4 trout4 bass and 1 trout5 bass and 0 trout

Pond 1 contains 100 fish, 50 of which are tagged. Pond 2 contains 1000 fish, 500 of which are tagged. You catch 10 fish from each pond. Which statement is true?There should be more tagged fish in the catch from Pond 1.There should be more tagged fish in the catch from Pond 2.The catches from both ponds should have about the same number of tagged fish.The most likely result is that there will be no tagged fish in either catch.

A scientist counts 80 fishes in a pond. He marks them all with a UV pen. The next day he counts 60 fish, 24 of which have already been marked with his UV pen. Use this information to estimate the total fish in the pond:

There were 200 Fishes in an aquarium, 99% of which were red. How many red fishes must be removed to make the percentage of red fishes 98%