69300 permutations
✎4 - 1000 peso bill
2- 100 peso bill
3 - 50 peso bill
2 - peso bill
n1 = 4, n2 = 2, n3= 3, n4 = 2
n= 11 because 4+2+3+2
p= 11!/ 4!2!3!2!
p = 11•10•9•8•7•6•5•4! / 4!2!3!2!
cancel the two 4!
p = 1663200/2 • 3!2!
p= 831600/3!2! (divide sa 3!)
p= 138600/2!
p= 69300
! - read as "factorial"
p - permutation
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Hope it helps<33
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-angela8689-
