Tinamusic03 Tinamusic03

23-01-2017
Mathematics

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Please help with 6a, how do you calculate the greater percentage of students who prefer juice?

Please help with 6a how do you calculate the greater percentage of students who prefer juice class=

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iamanthony iamanthony

23-01-2017

the method is
(the students prefer juice/the total number of students)*100%

for grade7:
[(11+13+20)/(12+19+11+13+20+5)]*100%
=(44/80)*100%
=55%
For grade8:
[(13+27+4)/(20+12+13+27+4+8)]*100%
=(44/84)*100%
=52.38%
55%>52.38%
Therefore the answer is grade 7

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