Set A-Direct Proportion 1.6:12=3:N2.N:4=24:6Set B-Inverse proportion 1.boys – 4-8 tank – 2-n 2.hours-30-n meters-9-20km 3.20 minutes =16 minutes 20kph =N Answer: 1) 3:6 2) 4:4 yan lng po alam ko