I need help solving this equation

Question

(8)/(4/9+16/9)

Answer 1

The expression is (8)/(4/9 + 16/9)

= (8)/[(4 + 16)/9]

=  (8)/(20/9)

= (8*9)/20

= 72/20

= 18/5

(8)/(4/9 + 16/9) = 18/5.