Jerrie can repair her car in 1 1/12 hours. A mechanic can do the same job in 8/12 hours. How much longer does it take Jerrie to do the job?

Correct answer:

x =  5/12 h

Step-by-step explanation:

J=1121=1+121=121 12+1=1212+1=12131.0833 h M=128=320.6667 h  x=JM=121332=1213128=12138=125=125 h=0.4167 h

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