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Mathematics 10 Online
OpenStudy (anonymous):

WILL MEDAL AND FAN FOR HELP PLZ!

OpenStudy (anonymous):

OpenStudy (anonymous):

@triciaal

OpenStudy (triciaal):

I think you add the probabilities 6 or more 6-8 and 8-10 and 10 -12 then express as a %

OpenStudy (triciaal):

that was 40% for number 2 sorry, don't remember the rest

OpenStudy (triciaal):

for number 5 you might need to find the area bounded by 6 and 9 area of trapezoid 1/2*(0.20 + 0.05)*3 = 0.375

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