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Global Stats
A survey was conducted among a group of 83 American travel enthusiasts to determine the countries that the group members had visited. The data collected in the survey are summarized below:
40 had visited Australia
30 had visited Belgium
20 had visited Chile
8 had visited Australia and Belgium
12 had visited Belgium and Chile
4 had visited Australia and Chile
14 had visited none of the three countries
What is the number of surveyed travel enthusiasts who had visited all three countries?
A. 0
B. 1
C. 2
D. 3
E. 4
Answer: D
Source: e-GMAT
40 had visited Australia
30 had visited Belgium
20 had visited Chile
8 had visited Australia and Belgium
12 had visited Belgium and Chile
4 had visited Australia and Chile
14 had visited none of the three countries
What is the number of surveyed travel enthusiasts who had visited all three countries?
A. 0
B. 1
C. 2
D. 3
E. 4
Answer: D
Source: e-GMAT
