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The pictures show a team of workers, the days of the week they worked on a job, and their working hours each day. How many man-hours did the job take?

Class 8Workers, Days and HoursDirect and Inverse Proportions
  • A19 man-hours
  • B48 man-hours
  • C280 man-hours
  • D240 man-hours

Step-by-Step Solution

Count from the picture: 6 workers, 5 days (Mon–Fri) and 9 a.m. to 5 p.m. = 8 hours a day. Man-hours .
Answer: D) 240 man-hours

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