Question

D is brother of k, m is sister of k, t is father of r, who isbrother of m. F is mother of k. At least how many sonsdo t and f have?

Answer 1

k is brother of m bcz m is sister of k

Answer 2

T and F has at least 2 sons

Solution:

Given that,

D is brother of K,

M is sister of K

This implies: K has a brother D and sister M

T is father of R, who is brother of M

So, this implies : K has a brother D and sister M and a brother R

T is father of R

Therefore,

R is father of K , D , M, R

F is mother of K

Therefore, R and F are parents

At least how many sons do T and F have?

Thus, they have sons D, R

And there is no information regarding K, whether K is male or female

Thus T and F has at least 2 sons

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