posted August 21st, 2012; last edited August 21st, 2012 –– David Sibley

Quiz 49: Estimating numbers of birds

This time the answers are arranged randomly, instead of sequentially, and I think this makes it a little harder, since it’s harder to use the range of possible answers as a clue. Suggestions are always welcome.

Question 1
A
60
B
40
C
80
D
50
E
90
F
70
Question 2
A
120
B
150
C
250
D
175
E
200
F
225
Question 3
A
200
B
500
C
150
D
400
E
600
F
350
There are 3 questions to complete.

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