3941: In a tournament 14 teams play league matches. If each team plays against every other team once only then how many matches are played ?

(A) 105
(B) 78
(C) 85
(D) 91
3942: In the balanced dietaries for a day of an adult working man, weights of carbohydrate food and total protein food (both superior and inferior) should be in order of

(a) 600 gm and 420 gm respectively

(b) 600 gm and 600 gm respectively

(c) 420 gm and 600 gm respectively

(d) 420 gm and 420 gm respectively
3943: With reference to Need tree, consider the following statements :

1. Neem oil can be used as a pesticide to control the proliferation of some species of insects and mites.
2. Neem seeds are used in the manufacture of biofuels and hospital detergents.
3. Neem oil has applications in pharmaceutical industry.

Which of the statements given above is / are correct ?

(a) 1 and 2 only
(b) 3 only
(c) 1 and 3 only
(d) 1, 2 and 3
3944: The Standing Committee of State Finance Ministers recommended in January 2000 uniform rates across the States in respect of

(a) value-added tax

(b) sales tax

(c) stamp duty and registration fees

(d) agricultural income tax
3945: Why could British only succeed in trade and commerce in India?

(a) Because of government backing

(b) Quality of merchandise

(c) Naval superiority

(d) All of the above