2861: There are 240 balls and n number of boxes B1, B2, B3... Bn . The balls are to be placed in the boxes such that B1 should contain 4 balls more than B2, B2 should contain 4 balls more than B3, and so on. Which one of the following cannot be the possible value of n?
(A) 7
(B) 6
(C) 5
(D) 4
2862: "To uphold and protect the Sovereignty, Unity and Integrity of India" is a provision made in the
(a) Preamble of the Constitution
(b) Directive Principles of State Policy
(c) Fundamental Rights
(d) Fundamental Duties
2863: Consider the following factors regarding an industry :
I. Capital investments
II. Business turnover
III. Labour force
IV. Power consumption.
Which of these determine the nature a size of the industry ?
(a) I, III and IV
(b) I, II and IV
(c) II, III and IV
(d) II and III
2864: Mouse is to cat as fly is to
(a) rat
(b) animal
(c) spider
(d) horse
2865: In which of the following shapes can a 1 kg plastic sheet be moulded so as to have minimum surface area?
(a) Cylindrical
(b) Spherical
(c) Conical
(d) Cubical