finn has 4 pairs of black shoes and 4 pairs of brown shoes on his shoe rack. he picks one pair of shoes off of the rack, records its color, puts it back on the rack. what is the probability of taking out a black pair followed by brown pair?

What is the difference between the equations of a vertical and a horizontal line?

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?

Spencer has 1/3 pound of nuts he divides them equally into 4 bags what fraction of a pound of nuts is in each bag