Mathematics Test—Calculator - College Board

The area of the field is 100 square meters. Each 1-meter-by-1-meter square has an area of 1 square meter. Thus, on average, the earthworm counts to a depth of 5 centimeters for each of the regions investigated by the students should be about one hundredth of the total number of earthworms to a depth of 5 centimeters in the entire field. ................
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