Jan has 10 reports to file. if each report takes an average of 75 minutes. to file, how long will it take to file 70% of them?

10 × 75 = 750 minutes to file 100% of the files. (Approximately 12.5 hours)

= 0.7

70% of these files = 750 × 0.7 = 525 minutes.

Converting 525 minutes into hours, Jan would to take 8.75 hours to file 70% of the files.

 It will take 525 minutes to file 70% reports.

Step-by-step explanation:

Average Time taken to file each report ,

Therefore time taken to file 10 reports ,

=>

To file 70 % reports time taken,

=>T = 525 minutes

Thus it will take 525 minutes to file 70% reports.

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step-by-step explanation: