` 4/5 : 2/3 : 1/2`
` = 4/5 xx 3/2 xx2`
` = 6/5 xx 2`
` = 12/5`
\(=\dfrac{6}{5}:\dfrac{1}{2}=\dfrac{12}{5}\)
4/5 : 2/3 : 1/2
= 4/5 x 3/2 x 2
= 12/5
\(\dfrac{4}{5}:\dfrac{2}{3}:\dfrac{1}{2}=\dfrac{4}{5}\times\dfrac{3}{2}\times\dfrac{2}{1}=\dfrac{24}{10}=\dfrac{12}{5}\)