In a mid-size company, the distribution of the number of phone calls answered each day by each of the 12 receptionists is bell-shaped and has a mean of 50 and a standard deviation of 3. Using the empirical rule, what is the approximate percentage of daily phone calls numbering between 47 and 53?

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Does the construction demonstrate how to copy an angle correctly using technology a) yes the distance between points a and f was used to create circle h b) yes the distance between points f and g was used to create circle h c) no the distance between points a and f was used to create circle h d) no the distance between points f and g was used to create circle h