Grade 12th passAlgebra
in a survey, it was found that 21 people like product A, 26 liked product B, 29 liked product C, 14 people liked both A and B, 12 liked A and C and 14 liked B and C and 8 liked all three products. How many people liked product C only? how many people did not like any of the products?
in a survey, it was found that 21 people like product A, 26 liked product B, 29 liked product C, 14 people liked both A and B, 12 liked A and C and 14 liked B and C and 8 liked all three products. How many people liked product C only? how many people did not like any of the products?
