Answers

2014-10-16T22:03:36+05:30
Let no. of subsets of B =x
given no. of subsets of A is twice that of B 
=> no. of subsets of A = 2x
give set B is larger than set C
and no. of subsets of set B is 15 more than that of C
let no. of subsets of C = y
=> y=x+15
(i had the same Q in my examination today n i attempted it till here i have no idea how much im gonna score but i wish it helps you) :)

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BUT I GOT A DIFFERENT ANS
no that isn't the complete ans. its like just the given part n thats what all i wrote in my test