A teacher distributed 100 candies among three children 'X', 'Y', and 'Z'. The teacher gives (K - 5)% of the total candies to 'X', then he gives (K + 5)% of the remaining candies to 'Y' and finally he gives 25% of the remaining candies to 'Z'. The teacher finally left with 54 candies. If 'Y' gave 3 candies to his younger brother then find the number of candies 'Y' left with?
1
8
2
10
3
12
4
15
5
18