Question: Ajar contains 18 differently coloured balls If you remove two balls one at a time how many different colour sequences are possible O a 18


Ajar contains 18 differently coloured balls If you remove two balls one at a time how many different colour sequences are possible O a 18 O b 18 18 2 2 O c 18 18 2 O d 18 O e 18 2
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