Exams Questions and Answers

Q:

Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is ?

A) 5	B) 4
C) 7	D) 6

Answer & Explanation Answer: A) 5

Explanation:

Let the number be x. Then,

$3 x^{2}$ - 4x = x + 50

$3 x^{2}$ - 5x - 50 = 0

(3x + 10)(x - 5) = 0

x = 5

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Filed Under: Arithmetical Reasoning
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk

16 17743

Q:

A man covers half of his journey by train at 60 km/hr, half of the remaining by bus at 30 km/hr and the rest by cycle at 10 km/hr. Find his average speed during the entire journey?

A) 32 kmph	B) 20 kmph
C) 18 kmph	D) 24 kmph

Answer & Explanation Answer: D) 24 kmph

Explanation:

Let the total distance of the journey of a man = d kms

Now, the average speed of the entire journey = $\frac{d}{\frac{d}{120} + \frac{d}{120} + \frac{d}{40}}$ = 24 kmph.

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Filed Under: Time and Distance
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration , IT Trainer

30 17741

Q:

How many triangles are there in the given triangle?

A) 10	B) 11
C) 12	D) 13

Answer & Explanation Answer: B) 11

Explanation:

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Filed Under: Image Analysis
Exam Prep: Bank Exams

2 17717

Q:

What are the four things needed to connect to the internet?

A) telephone line, modem, computer, and an ISP	B) modem, computer, PDA, and ISP
C) telephone line, modem, computer, and PDA	D) computer, ISP, modem, and communication software

Answer & Explanation Answer: D) computer, ISP, modem, and communication software

Explanation:

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Filed Under: Computer
Exam Prep: Bank Exams
Job Role: Bank PO

106 17709

Q:

At 6′o clock a clock ticks 6 times. The time between first and last ticks is 30 seconds. How long does it tick at 12′o clock ?

A) 66 sec	B) 55 sec
C) 36 sec	D) 24 sec

Answer & Explanation Answer: A) 66 sec

Explanation:

For ticking 6 times, there are 5 intervals.

Each interval has time duration of 30/5 = 6 secs

At 12 o'clock, there are 11 intervals,
so total time for 11 intervals = 11 x 6 = 66 secs.

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

26 17706

Q:

25 divided by $\frac{1}{5}$ .

A) 1125	B) 5
C) 25	D) 125

Answer & Explanation Answer: D) 125

Explanation:

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

0 17694

Q:

In the following question, select the missing number from the given series.

13, 16, 20, 23, 27, ?

A) 30	B) 29
C) 31	D) 33

Answer & Explanation Answer: A) 30

Explanation:

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Filed Under: Number Series
Exam Prep: Bank Exams

5 17676

Q:

Select the missing number from the given responses?

A) 36	B) 41
C) 55	D) 65

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