(i) A, B, C, D, E and F are six members in a family in which there are two married couples.
(ii) D is brother of F. Both D and F are lighter than B.
(iii) B is mother of D and lighter than E.
(iv) C, a lady, is neither heaviest nor the lightest in the family.
(v) E is lighter than C.
(vi) The grandfather in the family is the heaviest. How many male members are there in the family ?

D. DATA INADEQUATE

There are five friends --- Sachin, Kunal, Mohit, Anuj and Rohan.
Sachin is shorter than Kunal but taller than Rohan.
Mohit is the tallest.
Anuj is a little shorter than Kunal and little taller than Sachin. Who is taller than Anuj but shorter than Mohit ?

A. KUNAL

(i). P, Q, R, S, T and U are six students procuring their Master's degree in six different subjects -- English, History, Philosophy, Physics, Statistics and Mathematics.
(ii). Two of them stay in hoste, two stay as paying guest (PG) and the remaining two stay at their home.
(iii). R does not stay as PG and studies Philosophy.
(iv). The students studying Statistics and History do not stay as PG.
(v). T studies Mathematics and S studies Physics.
(vi). U and S stay in hostel. T stays as PG and Q stays at home. Which of the following combinations of subject and places of stay is not correct ?

A. ENGLISH -- HOSTEL

Four youngmen Raj, Prem, Ved and Ashok are friendly with four girls Sushma, Kushum, Vimla and Poonam.
Sushma and Vimla are friends.
Ved's girl friend does not like Sushma and Vimla.
Kusum does not care for Ved.
Prem's girl friend is friendly with Sushma. Sushma does not like Raj. With whom is Sushma friendly ?

D. ASHOK

A training college has to conduct a refresher course for teachers of seven different subjects -- Mechanics, Psychology, Philosophy, Sociology, Economics, Science and Engineering from 22nd July to 29th July.
  1. Course should start with Psychology.
  2. 23rd July, being Sunday, should be holiday.
  3. Science subject should be on the previous day of the Engineering subjects.
  4. Course should end with Mechanics subject.
  5. Philosopy should be immediately after the holiday.
  6. There should be a gap of one day between Economics and Engineering.
Which subject is followed by Science ?

D. ECONOMICS