Well jcpenny and walmart and traget and amazon and macy's and addias store so jcpenny 30$ but i rounded to last price is 40$ and 30 bigger than 25 add it up with tax and shipping 40 + 30 + 25 = 95$ so 40 for price and 30 for tax and 25 for shipping okay walmart since is 22$ i rounded to 20$ okay then add 22 + 20 = 42$ so 22$ is price and 20 for shipping and 42 for tax okay traget well target cost is 24$ so round 24 to 20 now 20 is shipping and 24 is price then add 24 + 20 = 44 now 44 is tax because round it okay amazon is 15$ then rounded to 20 now 20 is tax and 15 is $ then 20 + 15 = 35 for shipping 35 is for shipping of deilvery macy's okay used price is 25$ rounded to 20 then 20 is rounded to 30 because 30 is greater than 20 okay 20 + 30 = 50 because 30 is for tax and 50 for shipping okay addias well use to be 25$ but now 15$ then rounded to 10 then 15 + 10 is 25 then 25 for shipping and 15 for price and 10 for tax why greatest is big because number is added