If there are 30 kids in a class and eleven of them were girls , what is the probability that a student picked a random girl ?
1 answer:
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Answer- 120
Solution-
There are digits to be arranged,they are {3,3,2,3,4,5}. And from those ,3 digits are repeated .
so the total number of distinct number that can be formed = =
= <em>120</em><em> </em>(ans)