The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: E-waste is valuable as a source of secondary raw material.
Q: But it is also toxic if disposed of improperly.
R: When we talk about recycling household and work place things, we tend to ignore or are less aware of how to deal with the electrical and electronic waste (sometimes called e-waste).
S: Due to rapid technology change, obsolescent items have created a fast growing mass of electronic waste around the globe.

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: Young boys and girls seem to have become inordinately addicted to these sites.
Q: The parents, teachers and the government must look into the problems being caused by these networking sites and must formulate a strategy either to curb or completely stop its fast growing negative influence on the minds of our youth.
R: Smart-phones, computers, social media, internet and networking sites such as Facebook and Twitter have become source of major distractions for students.
S: They are thoughtlessly and uselessly wasting their precious time on these sites.

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: The main cause of global warming is the human being's careless activities.
Q: There are many causes of the global warming which affects human lives and health in many aspects.
R: Fossil fuels burning for many reasons are highly responsible to increase global warming.
S: Ever increasing human population is demanding more resources to live easy and healthy life such as land to live and for crop cultivation, technological growth for comfort and to deal with increasing temperature of atmosphere, etc.

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

The art of growing up is living in the school of life, where learning is ______, and taking responsibility is important.

What is the value of [2 cot × (p – A)/2]/[1 + tan2× (2p – A)/2]?

What is the value of (32 cos6x – 48 cos4x + 18 cos2x – 1)/[4 sin x cos x sin (60 – x) cos (60 – x) sin (60 + x) cos (60 + x)]?

In the given figure, ∡QRU = 72°, ∡TRS = 15°, ∡PSR = 95° , then what is the value (in deg) of ∡PQR?

If x3 – 4x2 + 19 = 6(x – 1), then what is the value of [x2 + (1/x – 4)]?