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What ratio is equivalent to 4/16?

A. 2:4
B. 60 TO 20
C. 8:32 **
D. 12 TO 64

Which typing time was the fastest?

A. 320 words in 8 minutes
B. 600 words in 12 minutes
C. 350 words in 10 minutes **
D. 225 words in 5 minutes

If someone could explain how to find the unit rate, that would be great!

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2 answers

  1. 4:16 = 8:32 -- you are correct

    actually, C is the slowest.
    the unit rate is words/min

    350words/10min = 350/10 words/min = 35 words/min

    Now try dividing the others in similar fashion

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  2. @ Steve Thank you so much!

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