511: 3 digits are chosen at random from 1, 2, 3, 4, 5, 6, 7, 8 and 9 without repeating any digit. What is the probability that their product is odd?
(A) 7/48
(B) 5/108
(C) 2/3
(D) 5/42
512: Assertion (A)
In our houses, the current in AC electricity line changes direction 60 times per second.
Reason (R):
The frequency of alternating voltage supplied is 60 hertz.
(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
513: Consider the following pairs:
Craft Heritage of
1. Puthukkuli shawls Tamil Nadu
2. Sujni embroidery Maharashtra
3. Uppada Jamdani saris Karnataka
Which of the pairs given above is/are correct?
(a) 1 only
(b) 1 and 2
(c) 3 only
(d) 2 and 3
514: Consider the following statements with reference to India:
1. The Chief Election Commissioner and other Election Commissioners enjoy equal powers but receive unequal salaries
2. The Chief Election Commissioner is entitled to the same salary as in provided to a judge of the Supreme Court
3. The Chief Election Commissioner shall not be removed from his office except in like manner and on like grounds as a judge of the Supreme Court
4. The term of office of the Election Commissioner is five years from the date he assumes his office or till the day he attains the age of 62 years, whichever is earlier
Which of these statements are correct?
(a) 1 and 2
(b) 2 and 3
(c) 1 and 4
(d) 2 and 4
515: If 'CGZ' is coded as 'XTA' then 'DFP' is coded as:
(a) WUK
(b) YSL
(c) WSM
(d) YTO