Question

Tolong jawab no 21 yaaaa pr nih

Answer 1

Dik : V rata2 = 45 km/ jam
Pukul shakti brgkt = 10.00
t berhenti = 2 × 10 menit = 20 menit
Pukul shakti tiba = 14.00

Dit : S = .... ?

Jawab :

t perjalanan shakti A-B = Pukul shakti tiba - Pukul shakti berangkat - t berhenti

= 14.00 - 10.00 - 20 menit
= 4 jam - 20 menit
= 4 jam - 1/3 jam
= 11/ 3 jam

S = v .t perjalanan
S = 45 . 11/3
S = 165 km

semoga membantu☺

Answer 2

Dik : V rata2 = 45 km/ jam
Pukul shakti brgkt = 10.00
t berhenti = 2 × 10 menit = 20 menit
Pukul shakti tiba = 14.00
Perjalanan :
4 jam - 20 menit
= 3 jam 40 menit ( 3 2/3)
= 3 2/3 x 45
= 11/3 X 45 km = 165 km