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  • 25-05-2016
  • Mathematics
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I need help with 1-4

I need help with 14 class=

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melhunt99
melhunt99 melhunt99
  • 25-05-2016
You have to cross multiply. To do that multiply $25 by 1,000 (25,000) and 200 by x(the unknown number) (200x). So 200x=25,000, divide by 200: the answer would be 125 minutes. Now just do that for all of them changing the 25, 9, 800, and 96 :) I hope this helps
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