Petra and Robyn work part-time on weekends. The ratio of Petra's wage to
1 answer:
Step-by-step explanation:
4 + 3 = 7
petra robyn total
210 / 7 =30
wage total
ratio
30× 4 = $120
<em>Petra's part</em>
30× 3 = $90
<em>Robyn’s part</em>
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