Study the following information carefully and answer the questions given below:
M, K, J, T, R, D and W are seven members of a family. There are two married couples among them belonging to two different generations. Each of them has a different choice of cuisine Chinese, Continental, Thai, Punjabi, South Indian, Gujarati and Malwani. The grandfather in the family likes Gujarati food. None of the ladies likes Continental or Thai food. T is son of M, who likes Chinese food. W is J's daughter in-law and she likes South Indian food. K is grandfather of D, who likes Punjabi food. J is mother of R, who likes Continental food.
How many male members are there in the family?

Options

A. 3
B. 4
C. 5
D. Data inadequate

Answer

D

Explanation

By analysing the given information, we get
`K rArr` First generation. ….(i)
`M rArr` Second generation. …(ii)
`W rArr` Wife of M. ….(iii)
`J rArr` Wife of K. …(iv)
`D rArr` son/daughter of M and w. …(v)
R and brother / sister of M. ...(vi)
`J overset("likes")rarr` Malwani food. ...(vii)
`T overset("likes") rarr` Thai food. ....(viii
`R rarr` a male. ....(ix)

The gender /sex of D cannot be determined. Therefore, data is inadequate.