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Mathematics 18 Online
OpenStudy (helpmeplease14):

Need help with these questions

OpenStudy (helpmeplease14):

OpenStudy (helpmeplease14):

@roz_mar23

OpenStudy (anonymous):

#1 cant see the price #2 30.) 16.5miles total. 1.67 hours total to run so 16.5/1.67=9.9km/hr so C 31.) 68+272=340 total 68/340=.20 or 20% so B #3 All have same speed so D

OpenStudy (texaschic101):

I can't see the entire problem for the 1st one

OpenStudy (helpmeplease14):

Oh

OpenStudy (helpmeplease14):

OpenStudy (anonymous):

$7000/8500=82% of the cost 100%-82%=18% so D

OpenStudy (helpmeplease14):

Ok thx

OpenStudy (helpmeplease14):

And can you explain 32

OpenStudy (anonymous):

Yes hold on

OpenStudy (anonymous):

This problem only needs rate of speed Bianca drove 60 MPH Collin drove 150 miles in 2 1/2hrs 150/2.5hrs= 60 MPH Dale drove 105 miles in 1 3/4 hrs so 105/1.75=60 MPH They all have same average speed Make sense??

OpenStudy (helpmeplease14):

Yeah

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