Problem

The following frequency table shows the number of hours of sleep that each of the staff members at Tia's Toy Store got on Thanksgiving night.
Number of hours of sleepNumber of employees
31
40
54
62
71
81
How many employees work at Tia's Toy Store?
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, p, i or 2, slash, 3, space, p, i
employees
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