Exams


Q:

A train 125 m long passes a man, running at 5 km/hr in the same direction in which the train is going, in 10 seconds. The speed of the train is ?

A) 45 kmph B) 25 kmph
C) 30 kmph D) 50 kmph
 
Answer & Explanation Answer: D) 50 kmph

Explanation:

Speed of the train relative to man = (125/10) m/sec = (25/2) m/sec.
[(25/2) x (18/5)] km/hr = 45 km/hr.
Let the speed of the train be 'S' km/hr.
Then, relative speed = (S - 5) km/hr.
S - 5 = 45 => S = 50 km/hr.

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Filed Under: Problems on Trains
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48 41511
Q:

Simplify

39.96% of 649.85 ÷13.07 = 45.14 - ?

A) 25 B) 26
C) 27 D) 28
 
Answer & Explanation Answer: A) 25

Explanation:

This can be easily simplified by Approximation process

Given 39.96% of 649.85 ÷13.07 = 45.14 - ? can be written as 

40% of 650 ÷13 = 45 - ?

 

40 x 65010013 = 45 - ?? = 45 - 20? = 25.

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4 41402
Q:

Improve the bracketed part of the sentence.

 

A captious attitude (causes often) difficulties in a relationship.

A) often causes B) caused often
C) causing often D) No improvement
 
Answer & Explanation Answer: A) often causes

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

0 41338
Q:

If the simple interest on a sum of money at 5% per annum for 3 years is Rs. 1200, find the compound interest on the same sum for the same period at the same rate.

A) 1261 B) 1271
C) 1281 D) 1291
 
Answer & Explanation Answer: A) 1261

Explanation:

Clearly, Rate = 5% p.a., Time = 3 years, S.I.= Rs. 1200. . .
So principal=RS [100*1200]/3*5=RS 8000
Amount = Rs. 8000 x [1 +5/100]^3 - = Rs. 9261.
.. C.I. = Rs. (9261 - 8000) = Rs. 1261.

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Filed Under: Compound Interest
Exam Prep: Bank Exams
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89 41283
Q:

Read the passage carefully and choose the best answer to each question out of the four alternatives.


In mid-2012 I completed my first massive online open course, or MOOC, the kind widely offered by Coursera, EdX, Udacity and so on in partnership with different educational institutions. It was on clinical trials and ethical practices, offered by Johns Hopkins, on Coursera. This was shortly before the MOOC sensation hit India, and when Coursera, which was founded by two Stanford professors, itself was just a few months old. The MOOC bug had bit me. The course I’d completed was mainly designed for health care professionals who would be involved in actual clinical trials, not college students who had no prior knowledge of that area. I decided to enroll in the course because it was the only biology related course open at the time. However, I did see hope in that sometime in the future I’d be able to get a glimpse of what classes are like in the hallowed halls of major educational institutions around the world. By early 2013, Coursera and EdX had partnered with so many educational institutions and expanded their course offerings to include everything from food and nutrition to Greek mythology to business, that I was spoilt for choice. I spent hours going through course catalogues and poring over course descriptions, almost delirious with excitement at the fact that I was actually going to be able to take classes offered by universities I had only dreamt of attending.


Coursera was founded by professors from which university?

A) Harvard B) Massachusetts
C) Stanford D) Oxford
 
Answer & Explanation Answer: C) Stanford

Explanation:
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Filed Under: English
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0 41173
Q:

Which of the following terms follows the trend of the given list?

 

BAAAAAAB, ABAAAAAB, AABAAAAB, AAABAAAB, AAAABAAB, _______________.

 

A) AAAAABAB   B) AAAAAABB  
C) BAAAAAAB   D) ABAAAAAB
 
Answer & Explanation Answer: A) AAAAABAB  

Explanation:
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Filed Under: Alphabet Test
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1 41114
Q:

Select the antonym of

coalesce

A) separate B) adhere
C) cleave D) amalgamate
 
Answer & Explanation Answer: A) separate

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

6 41094
Q:

Methane contributes towards global warming so it is called a _________________ gas.

 

A) poisonous B) carcinogenic
C) infectious D) greenhouse
 
Answer & Explanation Answer: D) greenhouse

Explanation:
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Filed Under: Chemistry
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2 41070