531: Bermuda triangle extends up to which of the following places ?

1. Southern Florida
2. Puerto Rico
3. Hawaii Islands

Select the correct answer using the code given below :

(a) 1, 2 and 3
(b) 1 and 2 only
(c) 2 and 3 only
(d) 1 and 3 only
532: A worker reaches his factory 3 minutes late if his speed from his house to the factory is 5 km/hr. If he walks at a speed of 6 km/hr, then he reaches the factory 7 minutes early. The distance of the factory from his house is

(a) 4 km
(b) 5 km
(c) 6 km
(d) 7 km
533: A suitable site of a cement plant requires proximity to:

(a) Coal and iron

(b) Limestone and manganese

(c) Limestone and gypsum

(d) Coal and gypsum
534: Virtual water trade is being looked at by experts as a solution the world's water crisis. What does virtual water (VW) imply?

(a) Volume of heavy water required to replace ordinary water.

(b) Volume of water required to produce a commodity or service.

(c) Volume of water saved by using rainwater harvesting

(d) Volume of water utilized by an effective flood control.
535: Consider the following factors regarding an industry :

I. Capital investments
II. Business turnover
III. Labour force
IV. Power consumption.

Which of these determine the nature a size of the industry ?

(a) I, III and IV
(b) I, II and IV
(c) II, III and IV
(d) II and III