Blood Relation Test
1. Pointing to a photograph Usha says, “That is the son of the only son of my granddad.” How is the guy in the photograph related to Usha?
D. Data is inadequate
2. If D is the brother of B, how B is related to C? To answer this question which of the statements is/are necessary? The son of D is the grandson of C. B is the sister of D.
A. Only 1
B. Only 2
C. Either 1 or 2
D. 1 and 2 both are required
What we know is – D is the brother of B. from first, we can detect that D is son of C (son of D is the grandson of C).
From statement 2, we can detect that B is ‘Female’ (sister of D).
Therefore, B is daughter of C.