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e-lub [12.9K]
3 years ago
15

Please help me I will give you the brain thing with extra points if you help me, please. I need to get this right. 8/10

Chemistry
2 answers:
Wewaii [24]3 years ago
8 0

Answer:

40 km

Explanation:

I learned this in the 8th grade..

<3

8_murik_8 [283]3 years ago
5 0

Answer:

C) 40km/hr

Explanation:

1 hour= 60 min

30 times 2= 60

20 times 2=40

40km/60 min

40km/hr

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