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In the following question, the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ the passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/ passage and find out which of the four combinations is correct. 1. Anyone who has had a scary dream has wondered what is the purpose of such dreams. P. A new study may be able to shed light on that, concluding that scary dreams prepare us to deal with real-life threats.  Q. It was found that the longer  someone had felt fear in their dreams, the less the insula, cingulate and amygdala [the brain region that flips on the fight-or-flight response] were activated when the same person looked at the negative pictures. R. Researchers caution that not all scary dreams are created equal, however, nightmares — dreams characterized by extreme levels of fear — often disrupt sleep and linger with an individual long after they wake. S. Their future work will examine nightmares more closely; they suspect they will not find the same benefits from them as from mildly scary dreams. 6. “We believe that if a certain threshold of fear is exceeded in a dream, it loses its beneficial role as an emotional regulator,” Dr Perogamvros said.
' Hold fast to dreams' - Who wrote the line?
..... the psychoanalytic perspective ,Freud's theory of dreams suggests that dreams are a representation of unconscious desires.
Dreams are not meaningless,…….during dreams brain produces new ideas.
Statements : Some dreams are nights. Some nights are days.

Conclusions :
I. All days are either nights or dreams.
II. Some days are nights.
A fast train takes 3 hours less than a slow train for a journey of 900 km. If the speed of the slow train is 10 km/hr less than that of the fast train, then what is the speed of the fast train?
Four paint brushes-A, B, C and D are used to paint or distort a sheet. A is twice as fast as B, C is twice as fast as D and B is 3/2 as fast as C. A distorts (1/8)th of the sheet, B distorts (1/4)th, C paints (3/8)th and D paints the rest. Only one paint brush can work at a time. It takes a total of 120 hours to paint the sheet. What is the time taken by C and D to paint the sheet?
In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be atvariance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements. Statement I: Some burgers are fast foods Statement II: Some sandwiches are burgers Conclusion I: No fast foods are sandwiches Conclusion II: Some fast foods are burgers
In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements. Statement I: Some burgers are fast foods Statement II: Some sandwiches are burgers Conclusion I: No fast foods are sandwiches Conclusion II: Some fast foods are burgers
A journey of 192 km between two cities take 2 hours less by a fast train than by a slow train. If the average speed of the slow train is 16 km/hr less than that of the fast train, the average speed of the fast train is :