During a 1 day sale,a store sold each sweater of certain type for 30 $ more than store cost to purchae ewach swetr.how many of dese swtrs were sold during sale?
1.total rev frm sale = 270
2.during sale store sold swtr at a price that was 50% grtr than d store cost to purchase each swtr
ans - both
my doubt is we do not know the original cost then 50% grtr can b of any number and dat will decide total revenue and hence number sold... how is den both d rite ans