an apparel shop sells skirts for $45 and blouses for $35. its entire stock is worth $51750. only
half of the skirts and two-thirds of the blouses are sold for a total of $30600, how many skirts
and how many blouses were sold?

X+ y = 5 ; x - y =3 solve using linear combination

You are shooting hoops after school and make 152 out of a total of 200. what percent of shots did you make? what percent did you miss? show proportion(s).

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