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18. Create an 4x4 matrix and fill with prime numbers between 100 and 10000
18. Create an 4x4 matrix and fill with prime numbers between 100 and 10000
===Answer===
|4|.fillwith(LISTPRIMES(1000,100))
|4|.fillwith(LISTPRIMES(1000,100))
26. Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed?
===Answer===
COMBIN(7,3)*COMBIN(4,2)