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Need help please like I think I'm screwed
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Nov 5, 2017
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Need help please like I think I'm screwed
Mathematics
middle-school
Mathwizurd
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1hr 30 mins= 60mins+30mins=90mins
140$=90mins
In one minute, they make 140/90=14/9
in 9 hours=9*60mins=540mins
540*14/9=840
therefore,they make 840$ in 9 hours
Dick Kusleika
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Nov 11, 2017
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Dick Kusleika
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