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ere are 62 students in the Travel Club. They discovered that 27 members have visited...

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ere are 62 students in the Travel Club. They discovered that 27 members have visited country A, 30 have visited country B, 28 have been to country C, 9 have visited countries A and B, 11 have been only to country C, and 12 have been onlycountry A. Some club members have not been to any of the three foreign countries, and, curiously, an equal number have been to all three countries.How many students have been to all three countries?How many students have been only to country B? How many students have been to all three countries?

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