1.2/5+3 1/2=2/5+7/2=4+35/10=39/10=3 9/10
2.3 1/2÷0,5=7/2÷5/10=7/2×10/5=70/10=7
3.debit=volume÷waktu
=1.800 liter÷30 menit
=60 liter/menit
4.waktu=jarak÷kecepatan
=240 km÷80 km/jam
=3 jam
Bus berangkat pada pukul=10.30-3 jam=07.30
5.skala=jp:js
=15 cm:60 km
=15 cm:6.000.000 cm
=1 cm:400.000
6.volume=r×r×r
=3×3×3
=27 cm³
7.³√13.824=24
8.kubus
Maaf kalau salah
Semoga membantu
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1.2/5+3 1/2=2/5+7/2=4+35/10=39/10=3 9/10
2.3 1/2÷0,5=7/2÷5/10=7/2×10/5=70/10=7
3.debit=volume÷waktu
=1.800 liter÷30 menit
=60 liter/menit
4.waktu=jarak÷kecepatan
=240 km÷80 km/jam
=3 jam
Bus berangkat pada pukul=10.30-3 jam=07.30
5.skala=jp:js
=15 cm:60 km
=15 cm:6.000.000 cm
=1 cm:400.000
6.volume=r×r×r
=3×3×3
=27 cm³
7.³√13.824=24
8.kubus
Maaf kalau salah
Semoga membantu