What is the interval notation of 3< x < 9

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

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?

Look at the chart showing the results of a baseball player at bat. which is the probability of getting a hit?