Atems is paid a weekly commission of 4% on net sales of $8000, 8% on the next 53000 and 12.5% on all further sales Her gross sales for a week were $11,160 and sales returns and allowances were $120 (a)
What were her gross earnings for the week?
What was her average hourly rate of pay for the week if she worked 43 hours?
(a) Her gross camings for the work are
b) Her average hourly rate of pay for the week it she worked 43 hours iss

Simplify -4z+2y-y+-18z a.-22z+y b.-14z+2 c.3y+22z d.y +14z

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score

Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?