`School of thought` can best be explained as

According to the second school of thought education will not be very effective, if students

Choose appropriate prepositions for the given sentence:

The instructions must be followed ________ the semester________ exception.

Synonym:

HARBINGER

Antonym:

They carried out a desultory conversation, jumping from one subject to another.

Sentence Arrangement:

P: Planed Earth is in urgent need of a healing touch to save it from the impending environment disaster.

Q: Which is why the `Earth Day`, Celebrated on April 2 every year, assumes such special significance.

R: The word over ambient standards of air and water pollution are likely to exceed the limits prescribed by the WHO and the impact of air pollution on cities could result in hundreds of thousands of premature deaths and millions of cases of hospitalization.

S: In India alone the cost of pollution when computed in health terms could exceed Rs. 5,000 crore per annum to cure health problems caused by it.

Error Spotting:

On reaching the railway station (a)/ he was disappointed to learn (b)/ that the train left. (c)/ No error (d)

The cost price of a television is Rs 2400 which is 20% below the market price. If it is sold at a discount of 16% on the market price then find its market price, selling price and profit?

The average age of five girls 11. The oldest among them is 15 years old. What is the average of the others?

What must be added to the two numbers, which are in ratio 5: 12, so that the new ratio becomes 3:4?