I got 30 and 28 :P n(10+8) + 7 <=512 ==> n =28(internal) n*7+(n-1)*10 <= 522 ==> n=30(Leaves)
Edit: mistakenly written internal and leaves, it should be
n(10+8) + 7 <=512 ==> n =28(leaves) n*7+(n-1)*10 <= 522 ==> n=30(internal )
answer is (A)... @Hemanth_13
Sorry Sir @Utkarsh Joshi in answer key Option is (A) 30,29
@BOB
i'm not getting $29?$(leaf)
@BOB can you please provide their solution.. need to look where I'm missing with leaf node
sorry, @Hemanth_13 sir for so last replying
in the image below that was not the gape... it's just blank...
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