The quotient of a divided by B is 3 / 4, and the simplest integer ratio of a and B is ()

The quotient of a divided by B is 3 / 4, and the simplest integer ratio of a and B is ()

The quotient of a divided by B is 3 / 4, and the simplest integer ratio of a and B is (3:4)
Do not understand can ask, help please adopt, thank you!