Question

the product of two rational numbers is-8/9 and the other is -4/15 find the other

Answer 1

$\huge\red{HELLO / MATE}$Let us take the another rational no. be x.
Then,
ATQ , -4/5×x=-8/9.
or x. = -8/9×5/-4
Therefore x= 10/9

Answer 2

given,
product of two rational number is -8/9
so 1st number is -4/5
and 2nd number is x
(-4/5*x)=-8/9
x=40/36
I HOPE THIS WILL HELP U