KCET 2024 Math Solved Paper

Question : 12 of 60

Marks: +1, -0

Let A={2,3,4,5,.....16,17,18}. Let R be the relation on the set A of ordered pairs of positive integers defincd by (a,b)R(c,d) if and only if ad=bc for all (a,b),(c,d) in A×A. Then the number of ordered pairs of the equivalence class of (3,2) is