In this task, you need to answer the given multiple-choice question on the general math. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Q: Problem: find the value of 80641 x 9999 = m ? 
Options: a ) 807518799 , b ) 806436469 , c ) 807538799 , d ) 806329359 , e ) 817431046

A: d
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Q: Problem: a , b and c play a cricket match . the ratio of the runs scored by them in the match is a : b = 2 : 3 and b : c = 2 : 5 . if the total runs scored by all of them are 75 , the runs scored by a are ? 
Options: a ) 11 , b ) 18 , c ) 13 , d ) 17 , e ) 12

A: e
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Q: Problem: what is the least possible value of x ^ 2 - 15 where x is a positive number . 
Options: a ) - 15 , b ) - 14 , c ) - 13 , d ) - 12 , e ) - 11

A:
b
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