Questions

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.
P- Epistemological idealists (such as Kant) might insist that the only things which can be directly known for certain are ideas.
Q- The approach to idealism by Western philosophers has been different to that of Eastern thinkers.
R- In much of Western thought (though not in such major Western thinkers as Plato and Hegel) the ideal relates to direct knowledge of
subjective mental ideas, or images.
S- It is then usually juxtaposed with realism in which the real is said to have absolute existence prior to and independent of our knowledge.

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

My brother would gladly given you his car if you had asked him.

In the following question, a sentence has been given in Active/Passive Voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active Voice.

Parents elected him the chairman of PTA as he was the only talented contestant.

In the following items, each passage consists of six sentences. The first and the sixth sentence are given in the beginning as S1 and S6. The middle four sentences in each have been removed and jumbled up. These are labeled P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your response accordingly on the Answer Sheet.

S1 :The boy felt his way up the creaking stairs through thick darkness.
S6:He was just telling himself he was safe when the door was flung open and the gaunt old man grabbed his shoulder.
P:All he had to do was just get past the central door on the landing.
Q:He stopped as the great clock below whined for a few seconds and gave out a single, solemn stroke.
R:His eyes were raised to the faint moonlight that shone above the landing.
S:He hesitated as the sound died down and then crept on, thinking that if they could sleep through that, they would sleep through any noise he could make.

The proper sequence should be 

An unbalanced chemical equation is called a

Each  of  the  following  questions has   four   statements.   Three   are   logically correct.  Some  of  which  may  look  factually absurd.  Ignore  this  absurdity  and  look  to  the logical   corrections.   Choose   the   statement which is wrong or doubtful:-

A favorable cost variance occurs when

The conversion of hard water into soft water by boiling or adding calcium hydroxide is called _______.