46: In a business concern, there are four functions, namely, Production (PR), Finance (FN), Personnel (PS) and Marketing (MK). The Customer (C) may also play a role in the prosperity of the concern. Match List I with List II and select the correct answer using the codes given below the Lists :

Codes:

(a) I-D, II-C, III-A, IV-B
(b) I-E, II-D, III-A, IV-B
(c) I-D, II-C, III-B, IV-E
(d) I-E, II-D, III-B, IV-A
47: In track meets both 100 yards and 100 metres are used as distances. By how many metres is 100 metres longer than 100 yards ?

(a) 0.856 m

(b) 8.56 m

(c) 0.0856 m

(d) 1.0 m
48: The stones formed in human kidney consist mostly of

(a) calcium oxalate
(b) sodium acetate
(c) magnesium sulphate
(d) calcium
49: Amit starts from a point a and walks to another points B, and then returns from B to A by his car and thus takes a total time of 6 hours and 45 minutes. If he had driven both ways in his car, he would have taken 2 hours less. How long would it take for him to walk both ways ?

(A) 8 hours 45 minutes
(B) 8 hours 30 minutes
(C) 7 hours 45 minutes
(D) 8 hours 15 minutes
50: The river most mentioned in early Vedic literature is

(a) Sindhu

(b) Sutudri

(c) Sarasvati

(d) Ganga