sammy sold 5 bottles for every 3 bottles david sold. Together they sold 160 bottles, how many did each boy sell?
2 answers:
David sold 60 bottles and Sammy sold 100 bottles. x(5+3)=160; 5x+3x=160; 8x=160; 8x/8=160/8; x=20; 20(5+30); 100+60=160
160/(5+3)=20
Sammy: 100 bottles
David: 60 bottles
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