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'.

[EX Q]: Problem: if xy > 0 , 1 / x + 1 / y = 4 , and 1 / xy = 6 , then ( x + y ) / 2 = ? 
Options: a ) 1 / 25 , b ) 1 / 6 , c ) 1 / 5 , d ) 1 / 3 , e ) 6
[EX A]: d

[EX Q]: Problem: if t = 5 / 9 * ( k - 32 ) , and if t = 35 , then what is the value of k ? 
Options: a ) 92 , b ) 95 , c ) 98 , d ) 101 , e ) 104
[EX A]: b

[EX Q]: Problem: what is the least integer greater than – 3 + 0.5 ? 
Options: a ) – 2 , b ) – 1 , c ) 0 , d ) 1 , e ) 2
[EX A]:
a