Teena divides 720 stamps among her friends in the ratio 5:4:9. How much stamps did each friend get
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Step-by-step explanation:
720=5x+4x+9x
720=18x
x=720÷18=40
1st friend gets stamp=5x=5(40)=200
2nd friend =4x=4(40)=160
3rd friend =9x=9(40)=360
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