In this task, you need to provide the correct option for a given problem on probability from the provided options.

Q: Problem: there are 11 boys and 10 girls in a class . if three students are selected at random , in how many ways that 3 girl & 2 boys are selected ? 
Options: a ) 6600 , b ) 1300 , c ) 6780 , d ) 1976 , e ) 2448

A: a
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Q: Problem: in a single throw of a die , what is the probability of getting a number greater than 2 ? 
Options: a ) 1 / 2 , b ) 2 / 5 , c ) 1 / 3 , d ) 2 / 7 , e ) 2 / 3

A: e
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Q: Problem: a fair coin is tossed 3 times . what is the probability of getting at least 2 tails ? 
Options: a ) 3 / 4 , b ) 3 / 2 , c ) 1 / 2 , d ) 3 / 4 , e ) 1 / 4

A:
c
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