Compare the knowledge of persons X, Y, Z, A, B and C in relation to each other :
1. X knows more than A.
2. Y knows as much as B.
3. Z knows less than C.
4. A knows more than Y.
The best knowledgeable person amongst all is :
(i). Seven students P, Q, R, S, T, U and V take a series of tests. (ii). No two students get similar marks. (iii). V always scores more than P. (iv). P always scores more than Q. (v). Each time either R socres the highest and T gets the least, or alternatively S scores the highest and U or Q scores the least.
If R is ranked second and Q is ranked fifth, which of the following must be true ?
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.
If they stand in the order of their heights, who will be in the middle ?
A * B means A and B are of the same age; A - B means B is younger than A; A + B means A is younger than B;
For an expression Farha - Farida - Arif, which of the following cannot be correct under any circumstances ?