ACME distributed a new smart doorbell system through wholesa…

ACME distributed a new smart doorbell system through wholesalers and retailers. The retail selling price was $[x] and the wholesale price was $[y]. The manufacturers selling price was $[z] and the manufacturing cost was $[c]. Use the cost-based method determine the mark-up percentages for the wholesaler. Round up to the second decimal point. Do NOT enter dollar or percent signs.  So enter $1.10 as 1.10 and 15% as 15   What is the mark up percentage for the wholesaler (cost based)?  

The Cereal Bar, a fast-food restaurant that sells breakfast…

The Cereal Bar, a fast-food restaurant that sells breakfast cereal, wants to see if a different price for its Wild O’s breakfast special would affect demand. When the marketing manager of the firm wants to test two different prices at two different stores and compare the sales, he or she has to use ________.