581: A merchant wants a gross profit of 25 per cent on the sales. Thus the percentage he should add to the cost price will be:

(a) 25 per cent

(b) 33 per cent

(c) 66 per cent

(d) 75 per cent
582: Which of the following is correct for tea?

(a) Alkaline and nicotine

(b) Alkaline and caffeine

(c) Acidic and nicotine

(d) Acidic and caffeine
583: Which of the following are features of Mughal Style of architecture?

(1) Curvilinear roof

(2) Flat roof

(3) Domes

(4) Arches

Choose the correct answer from the codes given below :

(a) 1, 2 and 3

(b) 2, 3 and 4

(c) 1, 3 and 4

(d) 1, 2 and 4
584: Which one of the following movements has contributed to a split in the Indian National Congress resulting in the emergence of 'moderates' and 'extremists'?

(a) Swadeshi Movement
(b) Quit India Movement
(c) Non-Cooperation Movement
(d) Civil Disobedience Movement
585: A person of mixed European and Indian blood in Latin America is called a

(a) Mulatto
(b) Mestizo
(c) Meiji
(d) Mau Mau