Permutations for selecting representatives

Assignment Help Mathematics

Reference no: EM13126060

A representative is to be selected from each of 3 departments in a small college. There are 7 people in the first department, 5 in the second department, and 4 in the third department.

a. How many different groups of 3 representatives are possible? 3360

b. How many groups are possible if any number (at least 1) up to 3 representatives can form a group? (Each department is still restricted to at most one representative.)

Reference no: EM13126060

Questions Cloud

Lexicographic order : The Complement A of an r-subset A of {1,2...,n} is the (n-r)-subset of {1,2,...,n} consisting of all those elements that do not belong to A. Let M= C(n,r), the number of r subsets and at the same time the number of (n-r)

Pardoner''s tale : There was much attention to the Pardoner's Tale. Can you tell me anything about irony in the Prologue to The Canterbury Tales? Which character, for example, do you think is best characterized through use of irony

Discuss how to avoid making suboptimal decisions : describe how to avoid making suboptimal decisions. Your discussion should be supported by research and real world examples.

Stereotype about africa : Find at least one stereotype or misconception others might have about Africa and/or Africans. Post this misconception to the class discussion board and explain why it is incorrect.

Permutations for selecting representatives : A representative is to be selected from each of 3 departments in a small college. There are 7 people in the first department, 5 in the second department, and 4 in the third department.

Advantages and disadvantages of making individual managers : What are the advantages and disadvantages of making individual managers either, cost center manages, investment center manager, profit center manager.

Calculate the mass loss on heating : calculate the mass loss on heating 1.200 g of a NaHCO3-NaCl mixture containing 65% NaCl

Illustrate what adjusting entry would you need to make : Illustrate what adjusting entry would you need to make, assuming you decided to allow the maximum amount of revenues for 2009, using modified accrual accounting?

Explain the chemical formula for calcium phosphate : A compound contains 40.00% carbon, 6.67% hydrogen, and 53.33% oxygen. Determine the empirical formula of the compound. Give the chemical formula for calcium phosphate.

User Account

All Pages