6/5 =18:( )=( ):20= ( /25) = ( )÷40
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6/5 =18:( )=( ):20= ( /25) = ( )÷40
6/5 =18:(15)=(24):20= (30/25) = (48)÷40
6/5=18:(15)=(24):20=(30):25=(48)/40
6/5 =18:(15)=(24):20=(30/25)=(48)÷40
6/5 =18:(15)=(300):20= (375/25) = (48)÷40