526: Communist Manifesto was written by Marx and

(a) Lenin

(b) Stalin

(c) Engels

(d) Trotsky
527: 50 men or 80 women can finish a job in , 50 days. A contractor deploys 40 men and 48 women for this work, but after every duration of 10 days, 5 men and 8 women are removed till the work is completed. The work is completed in:

(a) 45 days
(b) 50 days
(c) 54 days
(d) 62 days
528: The script of Indus Valley civilisation was:

(a) Persian

(b) Dravidian

(c) Sanskrit

(d) Undeciphered
529: In the cities of our country, which among the following atmospheric gases are normally considered in calculating the value of Air Quality Index?

1. Carbon dioxide
2. Carbon monoxide
3. Nitrogen dioxide
4. Sulfur dioxide
5. Methane

Select the correct answer using the code given below.

(a) 1, 2 and 3 only
(b) 2, 3 and 4 only
(c) 1, 4 and 5 only
(d) 1, 2, 3, 4 and 5
530: Which of the following constitute Capital Account?

1. Foreign Loans

2. Foreign Direct Investment

3. Private Remittances

4. Portfolio Investment

Select the correct answer using the codes given below.

(a) 1, 2 and 3
(b) 2, 3 and 4
(c) 1, 3 and 4
(d) 1, 2 and 4