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in how many ways can clean and clouded (overcast)days occur in a week assuming that an entire day is either clean or clouded
Dear Amit
This can be done using fundamental principle of counting
in the first day of the week there are two possibilities clean or clouded corresponding to this 2nd day also two possibility
so the total no of possibility will be= 2*2*2*2*2*2*2=27
All the best.
AKASH GOYAL
AskiitiansExpert-IIT Delhi
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