Aptitude and Reasoning Questions

Q:

If "–" stands for "÷", "+"stands for "x", "÷" for "–" and "x" for "+", which of the following equations is correct?

A) 40 – 10 + 5 ÷ 4 x 5 = 21 B) 40 + 10 – 4 x 5 ÷ 3 = 80
C) 40 ÷ 10 – 4 x 5 + 3 = 32 D) 8 – 4 x 40 ÷ 2 + 15 = 30
 
Answer & Explanation Answer: A) 40 – 10 + 5 ÷ 4 x 5 = 21

Explanation:
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Filed Under: Mathematical Operations
Exam Prep: Bank Exams

27 4018
Q:

How many joins require for 5 tables to join straight?

A) 4 B) 5
C) 6 D) 10
 
Answer & Explanation Answer: A) 4

Explanation:

To join 5 tables we require 4 joins.

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

7 4018
Q:

Lasya invested certain amount for two rates of simple interests at 5% p.a. and 4% p.a. What is the ratio of Lasya's investments if the interests from those investments are equal ?

A) 4 : 5 B) 5 : 4
C) 7 : 6 D) 6 : 7
 
Answer & Explanation Answer: A) 4 : 5

Explanation:

Let x be the investment of Lasya in 5% and y be in 4%

x(5)(n)/100 = y(4)(n)/100

=> x/y = 4/5

x : y = 4 : 5

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Filed Under: Simple Interest
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

3 4018
Q:

Lou observes that if flight 409 is canceled, then the manager could not possibly arrive in time for the meeting. But the flight was not canceled. Therefore, Lou concludes, the manager will certainly be on time. Evelyn replies that even if Lou's premises are true, his argument is fallacious. And therefore, she adds, the manager will not arrive on time after all.

 

Which of the following is the strongest thing that we can properly say about this discussion?

A) Evelyn is mistaken in thinking Lou's argument to be fallacious, and so her own conclusion is unwarranted. B) Evelyn is right about Lou's argument, but nevertheless her own conclusion is unwarranted.
C) Both A and B D) None
 
Answer & Explanation Answer: B) Evelyn is right about Lou's argument, but nevertheless her own conclusion is unwarranted.

Explanation:

Only option b will be apt among all the statements above

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3 4015
Q:

If white is called black, black is called red, red is called yellow, yellow is called green, green is called blue, blue is called violet and violet is called orange, what would be the colour of human blood?

A) green B) black
C) red D) yellow
 
Answer & Explanation Answer: D) yellow

Explanation:
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Filed Under: Analytical Reasoning
Exam Prep: Bank Exams

9 4014
Q:

A train takes 10 sec to cross a bridge of length 100 m travelling at 90 kmph. Find the length of the train in meters.

A) 130 B) 120
C) 140 D) 150
 
Answer & Explanation Answer: D) 150

Explanation:
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Filed Under: Problems on Trains
Exam Prep: Bank Exams

12 4014
Q:

A : Budgetery allocation for building a better railway network, eg constructing new railway lines, has increased

B : There has been a substantial drop in the number of passengers opting for air travel

A) If statement (A) is the cause and statement (B) is its effect B) If statement (B) is the cause and statement (A) is its effect
C) If both the statements (A) and (B) are independent causes D) If both the statements (A) and (B) are effects of some common cause
 
Answer & Explanation Answer: D) If both the statements (A) and (B) are effects of some common cause

Explanation:

Both are the effects of a common cause. The Railways has gone in a reviving mode.

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7 4012
Q:

What is the probability that it is either a heart card or diamond card, when a card is drawn from a well shuffled standard pack of 52 playing cards?

A) 1 B) 1/2
C) 3/4 D) 1/3
 
Answer & Explanation Answer: B) 1/2

Explanation:

P(heart cards)=13/52

P(diamond cards)=13/52

P(heart or diamond)=13/52+13/52=1/2

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Filed Under: Probability

2 4007