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18-07-2016
Mathematics

contestada

there are 650, of that 650 48% do go, 44% doesn't go, how many students are not sure they will attend?

Respuesta :

texaschic101 texaschic101

18-07-2016

44% + 48% = 92%
48% go, 44% dont go...so thats 92% that either go or dont go....leaving u with 8% unsure
0.08(650) = 52 are not sure they will attend

Answer Link

18-07-2016

100% - (48% + 44%) = 100% - 92% = 8%

rule of three :

650 --- 100%
x ---- 8%

100x = 650 . 8
100x = 5200
x = 5200/100
x = 52

R : 52 (8%)

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