Jack Black has a special collection of glasses that he sells to local consumers,Each are sold for $15 . They are sourced from local suppliers for $6 each.unsold glasses are return for a full refund.The fixed cost are as follows.

Booth Rental,including lighting and security $450

Required:

(I) Compute the breakeven point in units sold

(II) Suppose the unit purchased is $5 instead of $6 but selling is unchanged.Compute the new breakeven point in units sold.