mya sold ipods on her website. she bought the the ipods for $80 each and included a 45% markup to get the selling price. what was the selling price for one ipod?

Last saturday, the museum box office sold 281 tickets for a total of $3,954. adults ticket cost $15, and students ticket cost $12. how many of each kind of tickets were sold?

What are the sotions to the quadratic equation 9x^2=4

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?