Local phone numbers consists of seven numerals, the first three of which are common to many users. a small towns phone numbers all start with 327,382, or 396. how many phone numbers are available?

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50

Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)