In this task, you need to provide the correct option for a given problem from the provided options.
--------
Question: Problem: a number is increased by 11 % and then reduced by 10 % . after these operations , the number : 
Options: a ) does not change , b ) decreases by 1 % , c ) increases by 1 % , d ) increases by 0.1 % , e ) none of these

Answer: b


Question: Problem: there are two positive numbers in the ratio 4 : 8 . if the larger number exceeds the smaller by 16 , then find the smaller number ? 
Options: a ) 25 , b ) 20 , c ) 77 , d ) 88 , e ) 44

Answer: b


Question: Problem: a set of pictures of butterflies contains 10 pictures . jim bought 3 of the pictures . if 2 pictures are to be picked out from the 10 pictures , what is the probability that both pictures are not those that were already bought by jim ? 
Options: a ) 14 / 15 , b ) 3 / 5 , c ) 6 / 13 , d ) 7 / 15 , e ) 7 / 10

Answer:
d