Common Admission Test (CAT) Questions and Answers with Explanation

Q:

Sum of cubes of first n even natural numbers.

Answer

Proof of Sum of cubes of first n even natural numbers ::

sum_of_cubes_of_first_n_even_natural_numbers1556603651.png image

Hence, in other words, the sum of the first n cubes is the square of the sum of the first n natural numbers.

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Subject: Simplification Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

An example of an on premise establishment is

A) A local pub	B) A restaurant that sells mixed drinks
C) Both A & B	D) None of the above

Answer & Explanation Answer: C) Both A & B

Explanation:

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Filed Under: Business Awareness
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

Which state govt recently declared Monkeys as vermin?

A) Uttar Pradesh	B) Himachal Pradesh
C) Uttarakhand	D) Gujarat

Answer & Explanation Answer: B) Himachal Pradesh

Explanation:

Vermin are pests or nuisance animals that spread diseases or destroy crops or livestock. Himachal Pradesh state govt recently declared Monkeys as vermin.

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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams , CAT
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Q:

What international event led to the red scare?

A) Epidemic in Germany	B) Revolution in Russia
C) Murder in Italy	D) Election in Britain

Answer & Explanation Answer: B) Revolution in Russia

Explanation:

Revolution in Russia is the International event that led to the red scare.

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Filed Under: World History
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

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- It had been umpteen years since we had seen each other.

Q- One dull dark day in autumn, I was travelling on horseback through a dreary stretch of countryside.

R- This was the house of Roderick Usher, who had been my childhood pal.

S- At night fall, I came in sight of the house of Usher.

A) PQSR	B) PSQR
C) QSRP	D) QRSP

Answer & Explanation Answer: C) QSRP

Explanation:

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Filed Under: English
Exam Prep: TOEFL , GRE , CAT

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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

To keep the wolf from the door

A) Avoid starvation	B) Crack the dea
C) Entry prohibited	D) Have a pleasant tour

Answer & Explanation Answer: A) Avoid starvation

Explanation:

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Filed Under: English
Exam Prep: TOEFL , GRE , CAT

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Q:

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.

Neha has been crying _____ morning.

A) from	B) of
C) since	D) till

Answer & Explanation Answer: C) since

Explanation:

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Filed Under: English
Exam Prep: TOEFL , GRE , CAT

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Q:

What is the simplified value of ${[\frac{Sec A}{Cot A + Tan A}]}^{2}$ ?

A) 1 – cos2A	B) 2sin2A
C) sec2A	D) 0

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