Alexa Takes 12 Hours To Type A Report. Her Friend Helps Her And Together They Finish The Job In 4 Hours, How Long Will It Take Her Friend If She Had W

Alexa takes 12 hours to type a report. Her friend helps her and together they finish the job in 4 hours, How long will it take her friend if she had worked alone?

 

Answer: 3 hrs


Step-by-step explanation:

Divide 12 and 4


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