Answer:
10
Step-by-step explanation:
5/x = 4/8
Cross multiply
4*x = 5*8
4x = 40
x = 10
Answer is 10
You are correct
The answer to your question is 40.
If 30% of his collection is 12 cars, then we can use the fraction
30/12=100/x
x=40
The answer is x = -2. The steps are in the image below.
Hope this helps!!!!!!!!
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