Maria Data Person-Info 

( Ich bin Maria Data)

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SOLUTION: It takes Maria 1 & 1/2 hours to deliver newspapers...

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Hal can deliver the papers alone in one hour. How fast can they deliver the newspapers if they work together? --- Maria DATA: time = 3/2 hr/job ; rate = 2/3 job/hr
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Vorname "Maria" (74561)
Name "Data" (51)
Dossier exportieren
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