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Time taken by A and B together to complete the work = (30 × 45)/ (30 + 45) = 18 days Time taken by C alone to complete the work = 1.5 × 18 = 27 days
How many male members are there in the family?
How is B related to C?
There are seven members (D, E, F, G, I, K and H) in a family. H is the daughter of F’s brother. K is the father of D. I is the mother of K. G is fathe...
How is the mother of Y is related to the father of A?
Y is the daughter of H, who is married to Z. W is the son of Z, who is the father of V. V is not a female. How many girl child does H have?
How is Z related to M?
'A @ B' means 'A is the father of B'. 'A & B' means 'A is the son of B'. 'A β B' means 'A is the daughter of B'. 'A # B' means 'A is married to B'. 'A ...
How is M related to N?
Which of the following statement(s) is/are true?
Who is the maternal uncle of K?