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Mathematics 21 Online
OpenStudy (anonymous):

Please someone can check out if my answers are correct. Thanks

OpenStudy (anonymous):

jimthompson5910 (jim_thompson5910):

#8 is incorrect #9 is correct

jimthompson5910 (jim_thompson5910):

for #8, you multiply 25 by 4/5 to get ???

OpenStudy (anonymous):

so he spend 20 hrs

jimthompson5910 (jim_thompson5910):

yes

OpenStudy (anonymous):

Thanks jim_thompson5910 for your help

jimthompson5910 (jim_thompson5910):

no problem

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