46) k is the greatest number which, when divides 2996, 4752 and 7825, the remainder in each case is the same. The product of the digits of k is
A) 120
B) 84
C) 72
D) 108
47) Simplify:
[(7×9) + (3×8) + 3] ÷ [(9×4) + (72÷8)]
A) 5
B) 4
C) 2
D) 3
48) Kautilya in Arthashastra has mentioned _________ sources of law.
A) four
B) two
C) seven
D) eleven
49) Simplify the following expression.
81.7100+ 198.0020-2071.1985+9.0900+1591.42
A) -190.8765
B) -190.9765
C) 190.9865
D) -190.9865
50) A cylinder is inscribed in a sphere. The radius of the sphere is 
times the height of the cylinder. What is the ratio of the volume of the cylinder to the volume of the sphere?
A) 27:50
B) 72:125
C) 6:5
D) 36:25