Mathematics, 31.01.2020 16:03 luceridiaaz
Working together, melissa and jing can mow a lawn in 5 hours. it would take melissa 8 hours to do the job alone.
what is the value of r, the part of the lawn that jing could complete in 1 hour?
0.075
0.125
0.375
0.625
Answers: 2
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Working together, melissa and jing can mow a lawn in 5 hours. it would take melissa 8 hours to do th...
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