There are 35 boys in one 6th grade class.  The number of girls in that class is 42 Lonnie says that means the ratio of boys to girls is 5:7. Is Lonnie  correctwhy or why not Prove with a bar model or with the description of the equivalent ratios
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The ratio of boys to girls is 35:42 which reduces to 5:6 when each ratio is divided by 7. So Lonnie’s ratio 5:7 is wrong.

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