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In a survey i was found that 21 persons liked product P1, 26 liked product P2 and 29 liked product P3. If 14 persons liked products P1 andP2 ; 12, persons liked prooduct P3 and P1; 14 persons liked products P2 and P3 and 8 liked all the three products. Find how many liked product P3 only.

Answer»

In a survey i was found that 21 persons liked product P1, 26 liked product P2 and 29 liked product P3. If 14 persons liked products P1 andP2 ; 12, persons liked prooduct P3 and P1; 14 persons liked products P2 and P3 and 8 liked all the three products. Find how many liked product P3 only.




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