One fourth of a number is four seventh. What's two ninths of this number? 2. What's the quotient of dividing the sum of 8 5 / 9 by 10 / 27?

One fourth of a number is four seventh. What's two ninths of this number? 2. What's the quotient of dividing the sum of 8 5 / 9 by 10 / 27?

1、
4/7÷1/4×2/9=32/63
Two ninths of that is 32 / 63
2、
8×5/9÷10/27
=40/9×27/10
=12
The quotient is 12