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20 September, 01:44

Alex wants to find out how many ducks there are in a park.

One day he puts a tag on each of 30 of the ducks.

The next day he catches 40 ducks.

8 of these ducks have tags on them.

Work out an estimate for the number of ducks in the park.

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Answers (1)
  1. 20 September, 02:14
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    An estimate for the number of ducks would be 62.

    There were 30 the first day.

    The second day, 8 of those 30 were there as well, so we subtract that from the 40 ducks and get 32.

    Add 30 and 32 to get our estimate.
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Home » Mathematics » Alex wants to find out how many ducks there are in a park. One day he puts a tag on each of 30 of the ducks. The next day he catches 40 ducks. 8 of these ducks have tags on them. Work out an estimate for the number of ducks in the park.
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