Q7Single correct4 Marks13 Jul 2025

Suppose $A$ is the set of odd positive integers less than or equal to 20, and $B$ is the set of positive integers less than or equal to 30 which are divisible by 5. Consider the following relation from $A$ to $B$: $R_1 = \{(a, b) \mid a \in A,\; b \in B,\; a \text{ divides } b\}$ Which of the following statements is correct?

A

$(6, 14)$ is an element in $R_1$.

B

$R_1$ is symmetric.

C

$R_1$ is transitive.

D

$R_1$ is not transitive.