A velocity of 20 km/h is represented by an arrow of length 5 cm. What velocity is represented by an arrow of length 7.5 cm......??
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Answered by
3
hello!!
I think the answer is 28 Km/hr
Anonymous:
Wrong answer
And i want full process
ohh noo.....then what is the ans
30 km/h
30
okk sorry.....I just simply cross multiplied.....so......I am sorry!
It's okay
now correct ur answer
yeah sure thanks
Answered by
2
Scale= 1cm =(20/5)Km/h=4 km/h
7.5 cm=7.5*4j30 km/h
7.5 cm=7.5*4j30 km/h
Sorry, it is(=) instead of (j)
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