3372: Match List I (Ores) with List II (States where they are mined) and select the correct answer by using the codes given below the lists :
List I List II
I. Manganese (A) Madhya Pradesh
II. Nickel (B) Orissa
III. Lead-zinc (C) Rajasthan
IV. Asbestos (D) Andhra Pradesh
Codes:
(a) I - A, II - C, III - B, IV - D
(b) I - D, II - C, III - B, IV - A
(c) I - A, II - B, III - C, IV - D
(d) I - D, II - B, III - C, IV - A
3375: The following figure contains three squares with areas of 100, 16 and 49 lying side by side as shown. By how much should the area of the middle square be reduced in order that the total length PQ of the resulting three squares is 19?
(a) 12
(b) 4
(c) 2
(d) root 2