3 : ( 1/2 - 1/4 ) = hasulnya berapa yaa

3/1 ÷ (1/2 - 1/4) =
3/1 ÷ (2/4 - 1/4 = 1/4)
3/1 ÷ 1/4 = 3/1 x 4/1 = 12/1 = 12



Semoga membantu :):):)