Common Admission Test (CAT) Questions and Answers with Explanation

Q:

What is the next number of the following sequence ?

21, 77, 165, 285, ......

A) 404	B) 415
C) 426	D) 437

Answer & Explanation Answer: D) 437

Explanation:

The series follow the rule,

21 = $5^{2}-4$
77 = $9^{2} - 4$
165 = $13^{2} - 4$
285 = $17^{2} - 4$

5,9,13,17,21,(+4)...
In the same way next no. will be
$21^{2} - 4$ = 441 - 4 = 437

Report Error

View Answer Report Error Discuss

Filed Under: Number Series
Exam Prep: GRE , GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

50 114177

Q:

If the following five names which name will come in the last in a telephone directory ?

a) Mahinder b) Mahender c) Mahindra d) Mahendra e) Mohinder

A) Mahinder	B) Mahindra
C) Mohinder	D) Mahender

Answer & Explanation Answer: C) Mohinder

Explanation:

The given names will be arranged in the alphabetical order as : Mahender, Mahendra, Mahinder, Mahindra, Mohinder. Clearly, 'Mohinder' comes last.

Report Error

View Answer Report Error Discuss

Filed Under: Alphabet Test
Exam Prep: Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

40 113326

Q:

Choose the pure substance from the list below.

A) Sugar	B) Lemonade
C) Air	D) Sea water

Answer & Explanation Answer: A) Sugar

Explanation:

Report Error

View Answer Report Error Discuss

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

3 112575

Q:

Select the synonym of

splinter

A) stub	B) share
C) chip	D) friction

Answer & Explanation Answer: C) chip

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: AIEEE , Bank Exams , CAT

0 112569

Q:

Give the common name for the following compound

${({CH}_{3})}_{2} CH {CH}_{2} - Br$

A) Isobutyl bromide	B) Methyl bromide
C) Propyl bromide	D) Butyl bromide

Answer & Explanation Answer: A) Isobutyl bromide

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

7 111329

Q:

Find the wrong number in the given series.

8, 27, 125, 343, 1381

A) 27	B) 8
C) 343	D) 1381

Answer & Explanation Answer: D) 1381

Explanation:

Given series follows Cubes on Prime Numbers

i.e $2^{3}, 3^{3}, 5^{3}, . . .$ but $9^{3}$ is 1331

so 1381 is wrong

Report Error

View Answer Report Error Discuss

Filed Under: Number Series
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

157 110709

Q:

Find the next number in te given series ?

5, 25, 61, 113, ...

A) 142	B) 181
C) 156	D) 179

Answer & Explanation Answer: B) 181

Explanation:

Here the series follow the rule that

$1^{2} + 2^{2} = 5$

$3^{2} + 4^{2} = 25$

$5^{2} + 6^{2} = 61$

$7^{2} + 8^{2} = 113$

SO NEXT IS, $9^{2} + 10^{2} = 181$

Report Error

View Answer Report Error Discuss

Filed Under: Odd Man Out
Exam Prep: CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk

14 110705

Q:

Rearrange the parts of the sentence in correct order.

Amartya Sen lays claim

P-to a history of writing
Q-some of the finest research papers
R-that have been published

A) QRP	B) PQR
C) RQP	D) QPR

CAT Questions

Quick Links