In a UN summit, one representative from each of the 15 countries are participating. The representatives at the summit speak seven different languages namely Hindi, English, Spanish, Portuguese, German, French and Arabic.
Three representatives speak two languages each; two representatives speak three languages each; five representatives speak five languages each; one representative speaks one language and four representatives speak four languages each.
The following bar graph provides information about the number of representatives that speak a particular language.
The graph provides information about only three languages but does not specify them.
Common Information Question: 2/4
If minimum possible number of representatives that speak a particular language is 7, then what is the number of languages that are spoken by 7 representatives each?
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