How many ways are there to assign 8 visiting different studetns to one Stony Brook summer course, chossing from Calculus I, Line
ar Algebra or Basketweaving, if each course must have at least one students from Iceland?
1 answer:
Answer:
56 ways
Step-by-step explanation:
Number of ways is given by n combination r (n!/(n - r)!r!)
n = total number of students = 8, r = the number of summer courses = 3
Number of ways = 8 combination 3 = 8!/(8-3)!3! = 8!/5!3! = 8×7×6×5!/5!×6 = 8×7 = 56 ways
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Step-by-step explanation:
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