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students were surveyed on whether they did or didn't want guitar lessons
76 boys wanted guitar lessons and 12 boys didn't, 42 girls wanted guitar lessons and 37 girls didn't what is the percent who overall WANTED lessons

Sagot :

Hippalectryonid
Total number of persons who wanted lessons : 76+42 = 118
Total  number of boys and girls : 76+12+42+37=167

Overall percentage who wanted lessons : 118/167~0.7066 -> 71%