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A model rocket is built to a scale of "3cm= 5 meters. If the model is 7.4 cm tall how tall is the actual rocket?

A model rocket is built to a scale of "3cm= 5 meters. If the model is 7.4 cm tall how tall is the actual rocket?
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3 votes
A model rocket is built to a scale of "3cm= 5 meters. If the model is 7.4 cm tall how tall is the actual rocket?

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User Liam Potter
by
7.9k points

1 Answer

6 votes
3cm/5m=7.5cm/x
Cross multiply
3x=37.5
Divide by 3 to isolate x
x=12.5m
answered
User Ameen Maheen
by
7.9k points
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