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The ratio of cops to robbers was 19 to 12. if there were 399 cops how many robbers were there?
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The ratio of cops to robbers was 19 to 12. if there were 399 cops how many robbers were there?

User Emorris
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1 Answer

3 votes
There would be 252 robbers because the rate of change is 21 and 12*21=252
User Geeky Ninja
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