Question

The product of 2 rational numbers is _9/4.If one of the number is _12/7.Find the other?

Answer 1

let one no. is x and other is y
ATQ
xy= 9/4
if x = 12/7
12/7 × y = 9/4
x = 21/16

Answer 2

let's assume that the rational number we have to find be X
(X)x(12/7)=(9/4)
X=(9/4)x(7/12)

X=21/16

solved :-)