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Mathematics 10 Online
OpenStudy (anonymous):

I really need help a.s.a.p in math? step by step help because i don't know what i'm doing wrong. a circle graph shows free,partly free and not free contries in 1974 and 2004. 1974 CHART: FREE-41, PARTLY FREE- 48, NOT FREE-63 2004 CHART: FREE-88,PARTLY FREE-54,NOT FREE-49 A) WHAT IS THE PERCENTAGE OF THE WORLD'S CONTRIES WERE FREE IN 1974? B) WHAT PERCENTAGE OF THE WORLD CONTRIES WERE FREE IN 2004? C) FIND THE PERCENTAGE INCREASE IN THE NUMBER OF FREE CONTRIES FROM 1974TO 2004? 41=41+48+63 = 27% estimated 88=88+54+49 =46% estimated i got up to this

OpenStudy (anonymous):

i just need to know how to do part c now, cause i keep getting it wrong

OpenStudy (anonymous):

% increase=increase/origin * 100% so 19/27*100=70.4%

OpenStudy (anonymous):

okay

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