kerjakan soal berikut nomor 1 sampai 5

1. 3/4=6/8=18/12=36/27=36/48
2. 5/7=15/21=25/35=30/42=125/175
3. 4/13=8/26=20/45=32/104=40/130
4. 40/100=20/50=10/25=8/20=2/5
5. 36/108=18/54=12/36=4/12=1/3