Aptitude and Reasoning Questions

Q:

How many degrees will the minute hand move, in the same time in which the second hand move 5400 ?

A) 90 degrees B) 85 degrees
C) 60 degrees D) 45 degrees
 
Answer & Explanation Answer: A) 90 degrees

Explanation:

Minute hand covers 5400/60 = 90°

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Filed Under: Clocks
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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37 18628
Q:

In the given figure, how many pens are blue?

 

A) 23 B) 19
C) 12 D) 15
 
Answer & Explanation Answer: A) 23

Explanation:
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1 18615
Q:

Statements followed by some conclusions are given below.

 

Statements:
1. A bag has 2 white, 3 black, 4 red and 6 green balls.
2. 2 balls are selected at random from the bag.

Conclusions:
1. The probability that a black ball is selected is 1/5.
2. The probability that a red ball is selected is 6/15.

 

Find which of the conclusions logically follows from the given statements.

 

A) Only conclusion 1 follows B) Only conclusion 2 follows
C) Both 1 and 2 follow D) Neither 1 nor 2 follows
 
Answer & Explanation Answer: A) Only conclusion 1 follows

Explanation:
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Filed Under: Statement and Conclusions
Exam Prep: Bank Exams

0 18602
Q:

How many 6-digit even numbers can be formed from the digits 1, 2, 3, 4, 5, 6 and 7 so that the digits should not repeat and the second last digit is even ?

A) 521 B) 720
C) 420 D) 225
 
Answer & Explanation Answer: B) 720

Explanation:

Let last digit is 2
when second last digit is 4 remaining 4 digits can be filled in 120 ways, similarly second last digit is 6 remained 4 digits can be filled in 120 ways.
so for last digit = 2, total numbers=240

 

Similarly for 4 and 6
When last digit = 4, total no. of ways =240
and last digit = 6, total no. of ways =240
so total of 720 even numbers are possible.

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Filed Under: Permutations and Combinations
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14 18597
Q:

In a one km race A gives B a start of 100m and in a one km race B gives a start of 80 m to C. In a 1 km race who will win and by how much distance from the worst performer between two losers?

Answer

Ratio  of speeds of A:B = 1000:900 = 100:90


Ratio of speeds of B:C = 1000:920 = 100:92


Therefore, when A moves 1000m , B moves 900 m and when B moves 900m, C moves 828m


Thus,             


Since , C moves 8 % less than B in the same time . Thus, C is the worst performer and A will win by him by 172 m

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45 18597
Q:

In a business, A and C invested amounts in the ratio 2:1, whereas the ratio between amounts invested by A and B was 3:2. If Rs. 1,57,300 was their profit, how much amount did B receive ?

A) 48400 B) 54200
C) 64000 D) 74000
 
Answer & Explanation Answer: A) 48400

Explanation:

A : B = 3 : 2 => B : A = 2 : 3 = 4 : 6 and A : C = 2 : 1 = 6 : 3.

So, B : A : C = 4 : 6 : 3 or A : B : C = 6 : 4 : 3.

B's share = Rs. (157300 x 4/13 ) = Rs. 48400.

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14 18594
Q:

Karan started a business investing Rs 29000. After five months, Satish joined with a capital of Rs 18000. If at the end of the year, they earn a profit of Rs. 16970, then what will be the share of Satish in the profit ?

A) Rs. 5422 B) Rs. 5489
C) Rs. 4511 D) Rs. 6145
 
Answer & Explanation Answer: C) Rs. 4511

Explanation:

Now as per question, Karan invested for 12 months and Satish invested for 7 months.

So, Karan:Satish = (29000 x 12):(18000 x 7)

= 348:126

= 58:21

 

Satish Ratio in profit will be= 16970×2179 = Rs. 4511

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13 18593
Q:

Study the following graph carefully and answer the questions given below:

Distribution of candidates who were enrolled for MBA entrance exam and the candidates (out of those enrolled) who passed the exam in different institutes:

1. What percentage of candidates passed the Exam from institute T out of the total number of candidates enrolled from the same institute?

A. 50%             B. 62.5%           C. 75%             D. 80%

 

2. Which institute has the highest percentage of candidates passed to the candidates enrolled?

A. Q                  B. R                  C. V                  D. T

 

3. The number of candidates passed from institutes S and P together exceeds the number of candidates enrolled from institutes T and R together by:

A. 228              B. 279              C. 399              D. 407

 

4. What is the percentage of candidates passed to the candidates enrolled for institutes Q and R together?

A. 68%             B. 80%             C. 74%             D. 65%

 

5. What is the ratio of candidates passed to the candidates enrolled from institute P?

A. 9:11             B. 14:17           C. 6:11             D. 9:17

Answer

1. ANSWER : C  


Explanation - Required percentage=9% of 57008% of 8550×100 % =  9×57008×8550×100 % = 75%


 


2. ANSWER : B 


Explanation - The percentage of candidates passed to candidates enrolled can be determined for each institute as under: 


 P =  18% of 570022% of 8550×100 %  = 54.55% 


 Q = 17% of 570015% of 8550×100 % = 75.56% 


 R = 13% of 570010% of 8550×100 % = 86.67% 


 S =16% of 570017% of 8550×100 % = 62.75%  


 T = 9% of 57008% of 8550×100% = 75%  


 V=  15% of 570012% of 8550×100% = 83.33%  


 X= 12% of 570016% of 8550×100% = 50% 


 Highest of these is 86.67% corresponding to institute R. 


 


3. ANSWER : C 


Explanation - Required difference = [(16% + 18%) of 5700] - [(8% + 10%) of 8550] 


= [(34% of 5700) - (18% of 8550)]


= (1938 - 1539)


= 399


 


4. ANSWER : B 


Explanation - Candidates passed from institutes Q and R together    =  [(13% + 17%) of 5700] = 30% of 57000. 


Candidates enrolled from institutes Q and R together   = [(15% + 10%) of 8550] = 25% of 8550.


Required Percentage = 30% of 570025% of 8550×100 % = 80%


 


5. ANSWER : C  


Explanation -  Required ratio =  18% of 570022% of 8550 = 6/11

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Subject: Pie Charts

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