bantu nomor 2,4,5please

2. 3/4,1/9,1/3,2/5,1/2,5/6
4. (4.1)+(5.4)+(6.11)+(7.9)+(8.8)+(9.4)/1+4+11+9+8+4 = 253/37 = 6,83
5. 0.05 x 60 mnit = 3 m³/jam
3 x 5 jam = 15 m³/jam
15 m³ = 1500 liter..