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10-07-2015
Mathematics

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in September, 8 out of 10 days were rainy, how many total days in September rainy ? there are 30 days in September.

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10-07-2015

so 8/10 are rainy
simplify
8/10=4/5

so 4/5 days are rainy
4/5 of 30 days are rainy
'of' translates to multipy
4/5 times 30=(120)/5=24

24 days were rainy

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