1/4 hari - 7200 detik : .... jam

1 hari 24 jam

1/4 hari = 1/4 × 24 = 6 jam

7.200 detik = 7.200 ÷ 3.600 = 2 jam

6 jam - 2 jam = 4 jam

semoga bermanfaat

1/4x60/1=...jam
=1x60=60
=4x1 =4
=60/4:4=15/1=15menit
=7200:60=120menit=2jam
=2,15jam(2jam 15menit)