Aptitude and Reasoning Questions

Q:

What is the probability of an impossible event?

A) 0 B) -1
C) 0.1 D) 1
 
Answer & Explanation Answer: A) 0

Explanation:

The probability of an impossible event is 0.

The event is known ahead of time to be not possible, therefore by definition in mathematics, the probability is defined to be 0 which means it can never happen.

 

The probability of a certain event is 1.

Report Error

View Answer Report Error Discuss

17 5715
Q:

Three of the following four pairs of alphas and numerals have same relationship between their elements as in the case of the pair PROBLEM : 2948375 and hence form a group. Which one does not belong to the group?

A) BORE : 8497 B) MOEP : 5972
C) LBOR : 3849 D) OMEP : 4572
 
Answer & Explanation Answer: B) MOEP : 5972

Explanation:

Here simple coding language has been used. Each letter has been assigned a numeric code and the respective code of letters are in the same order as the letters. 

 

Letter      B  E  L  M  O  P  R

 

Code         8  7  3  5  4  2  9

 

 

 BORE -> 8497 -- correct

 MOEP -> 5472 But given 5972 --- Incorrect

 LBOR -> 3849  -- correct

OMEP -> 4572  -- correct

Report Error

View Answer Report Error Discuss

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

52 5713
Q:

How many blocks in a mile?

A) 8 - 12 B) 12 - 15
C) 8 - 15 D) 15 - 20
 
Answer & Explanation Answer: D) 15 - 20

Explanation:

About 15 - 20 blocks become a 1 mile. City blocks differ in sizes. They do not have a standard measurement. Every geographical area has its own average city block size.

A city block is a rectangular area in a city with several buildings with the streets around. It is also called "block" which, in a dictionary, is defined as an informal unit of distance from one intersection to the next.

 

Report Error

View Answer Report Error Discuss

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

18 5701
Q:

 If n is even, which of the following cannot be odd?

A) n+3 B) 2n
C) n+4 D) 3n
 
Answer & Explanation Answer: B) 2n

Explanation:

In case B, odd times even will give even

Report Error

View Answer Report Error Discuss

Filed Under: Numbers
Exam Prep: GRE

6 5699
Q:

Consider the argument and decide which of the given assumptions is/are implicit.

 

Argument :

 

If you're a classical dancer we have an exciting job for you.

 

Assumptions :

 

1. We need a classical dancer.

2. You are a classical dancer.

 

A) Both 1 and 2 are implicit B) Only assumption 1 is implicit
C) Only assumption 2 is implicit D) Neither 1 nor 2 is implicit
 
Answer & Explanation Answer: B) Only assumption 1 is implicit

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Statement and Assumptions
Exam Prep: Bank Exams

0 5696
Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

79, 159, 199, 219, ?

A) 229 B) 234
C) 239 D) 222
 
Answer & Explanation Answer: A) 229

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Number Series
Exam Prep: Bank Exams

2 5696
Q:

The Simple Interest & True Discount on a certain sum of money for a given time & at a given rate are Rs 85 & Rs.80.The sum is:

A) Rs.1350 B) Rs.1360
C) Rs.1316 D) Rs.1200
 
Answer & Explanation Answer: B) Rs.1360

Explanation:

Sum = [(S.I x T.D)/(S.I-T.D)] = (85 x 80)/(85-80) = Rs.1360

Report Error

View Answer Report Error Discuss

Filed Under: True Discount

1 5694
Q:

One card is drawn from a pack of 52 cards,each of the 52 cards being equally likely to be drawn.Find the probability that the ball drawn is an ace :

A) 1/13 B) 1/12
C) 1/14 D) 1/15
 
Answer & Explanation Answer: A) 1/13

Explanation:

Total number of events=52

Number of aces =4

So,required probability = 4/52 =1/13

Report Error

View Answer Report Error Discuss

Filed Under: Probability

4 5689