16Hit1600
Information and IdeasMediumDescribing rapid then slow growth

Information and Ideas practice question

Pairs of storks nesting in a region: 2000: 12 2005: 20 2010: 31 2015: 33 2020: 34

Which statement is best supported by the data?

  1. A. The number of pairs rose rapidly until 2010 and has grown only slowly since.Correct
  2. B. The number of pairs doubled every five years.
  3. C. Growth was fastest between 2015 and 2020.
  4. D. The number of pairs fell after 2010.

Answer: A. The number of pairs rose rapidly until 2010 and has grown only slowly since.

12 → 20 → 31 are big steps; 31 → 33 → 34 are small ones.

Why the other answers are wrong

B. The number of pairs doubled every five years.
20 to 31 and 31 to 33 are far from doubling.
C. Growth was fastest between 2015 and 2020.
2015 to 2020 added just one pair, the slowest growth.
D. The number of pairs fell after 2010.
The number rose after 2010, though slowly.

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