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

Q: Problem: what is the probability that the sum of two dice will yield a 6 , and then when both are thrown again , their sum will again yield a 6 ? assume that each die has 5 sides with faces numbered 1 to 5 . 
Options: a ) 1 / 144 , b ) 1 / 25 , c ) 1 / 12 , d ) 1 / 6 , e ) 1 / 3

A: b
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Q: Problem: how many cubes of 3 cm edge can be cut out of a cube of 18 cm edge 
Options: a ) 36 , b ) 232 , c ) 216 , d ) 455 , e ) 363

A: c
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Q: Problem: if a certain coin is flipped , the probability that the coin will land heads is 1 / 2 . if the coin is flipped 5 times , what is the probability that it will land heads up on the first flip but not on the last 4 flips ? 
Options: a ) 1 / 4 , b ) 1 / 8 , c ) 1 / 16 , d ) 1 / 32 , e ) 1 / 64

A:
d
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