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4.25 m³ - (1640 dm³ + 1450 l)
= 4.25 m³ = 4250 l
= 4250 l - (1640 l + 1450 l)
= 4250 l- 3090 l
= 1160 liter
22.
dik :
Waktu
= 11.30 - 09.00
= 2 jam 30 menit atau 2. 1/2 jam
Jarak
= 150 km
dit :
kecepatan ?
jawab :
jarak
kecepatan = ------------
waktu
150 km
kecepatan = --------------
2. 1/2 jam
150 km
kecepatan = --------------
5/2 jam
150 km
kecepatan = -------------
2/5 jam
kecepatan = 30 km × 2 jam
kecepatan = 60 km/jam
semoga membantu...............