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Mathematics 11 Online
OpenStudy (anonymous):

3. How many four-letter arrangements are possible from the four-letters given below? MNOR A. 24 B. 4 C. 8 D. 32

OpenStudy (anonymous):

24 it is a combination so its 4*3*2*1=24 4 letters start with then 3 letters then 2 letters then 1 letter understand?

jimthompson5910 (jim_thompson5910):

more like a permutation, but jenni_fowler has the right answer

OpenStudy (anonymous):

oh ok thank you

OpenStudy (anonymous):

yea @jim_thompson5910 i meant permutation sorry @Erick1597

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