3876: A cloth is woven with white and violet colour threads alternatively for 2 cm in one direction and with white and grey colour threads for 2 cm in the perpendicular direction. Which of the following patterns would emerge?
(a) Squares of two colours
(b) Squares of three colours
(c) Squares of four colours
(d) Stripes of four colours
3877: In binary system, 1010 is equivalent to
(a) 8
(b) 9
(c) 10
(d) 11
3878: Who among the following was/were associated with the introduction of Ryotwari Settlement in India during the British rule?
1. Lord Cornwallis
2. Alexander Reed
3. Thomas Munro
Select the correct answer using the code given below:
(a) 1 only
(b) 1 and 3 only
(c) 2 and 3 only
(d) 1, 2 and 3
3879: A and B start from the same point and in the same direction at 7 a.m. to walk around a rectangular field 400 m x 300 m. A and B walk at the rate of 3 km/hr and 2.5 km/hr respectively. How many times shall they cross each other if they continue to walk till 12 : 30 p.m?
(a) Not even once
(b) Once
(c) Twice
(d) Thrice
3880: Assertion (A): The percentage of net sown area in the total area of Andhra Pradesh is less as compared to that of West Bengal.
Reason (R) : The soil of most of Andhra Pradesh is laterite
(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