Basic Mathematical Problems - Quantitative Aptitude Notes | EduRev

: Basic Mathematical Problems - Quantitative Aptitude Notes | EduRev

 Page 1


1. 
 
If 2 raseto x = 8 raseto y then the possible values of x and y are : 
Answer :   6 and 2 
2. 
 
There are 24 boys and 16 girls in a class. For a class test the average marks of boys is 25 and that of girls 
is 24. The average mark of the total students in that class is ? 
 
 
  
 
Answer :   24.6 
3. 
 
Three men or eight boys can do a piece of work in 17 days. How many days will two men and six boys 
together take to finish the same work? 
 
Answer :   12 days 
4. 
 
A man goes uphill with an average speed of 24 kmph and comes down with an average speed of 36 
kmph. The distance travelled in both the cases being the same, The average speed (in km/hr) for the 
entire journey is 
 
Answer :   28.8 
5. 
Page 2


1. 
 
If 2 raseto x = 8 raseto y then the possible values of x and y are : 
Answer :   6 and 2 
2. 
 
There are 24 boys and 16 girls in a class. For a class test the average marks of boys is 25 and that of girls 
is 24. The average mark of the total students in that class is ? 
 
 
  
 
Answer :   24.6 
3. 
 
Three men or eight boys can do a piece of work in 17 days. How many days will two men and six boys 
together take to finish the same work? 
 
Answer :   12 days 
4. 
 
A man goes uphill with an average speed of 24 kmph and comes down with an average speed of 36 
kmph. The distance travelled in both the cases being the same, The average speed (in km/hr) for the 
entire journey is 
 
Answer :   28.8 
5. 
 
A solid piece of iron is in the form of a cuboid of dimensions (49cmx33cmx24cm) is melted and moulded 
to form a solid sphere. The radius of the sphere is 
 
Answer :   21 cm 
6. 
 
Name the famous Proclamation of Marudu Pandyar of Sivaganga: 
 
  
 
Answer :   Thiruchinapalli Proclamation 
7. 
 
An aircraft flies 400 kms straight east from station A and landed at station B. From there it flies 300 kms 
straight north and landed at station C. What is the aerial distance between stations A and C? 
 
Answer :   500kms 
8. 
 
If Eight thousand Rupees is added to the 60 % of the slary of an employee, the sum becames the salary 
itself. What is the salary? 
 
Answer :   20000 
9. 
Which of the following is not true about revealed preference curve? 
 
Page 3


1. 
 
If 2 raseto x = 8 raseto y then the possible values of x and y are : 
Answer :   6 and 2 
2. 
 
There are 24 boys and 16 girls in a class. For a class test the average marks of boys is 25 and that of girls 
is 24. The average mark of the total students in that class is ? 
 
 
  
 
Answer :   24.6 
3. 
 
Three men or eight boys can do a piece of work in 17 days. How many days will two men and six boys 
together take to finish the same work? 
 
Answer :   12 days 
4. 
 
A man goes uphill with an average speed of 24 kmph and comes down with an average speed of 36 
kmph. The distance travelled in both the cases being the same, The average speed (in km/hr) for the 
entire journey is 
 
Answer :   28.8 
5. 
 
A solid piece of iron is in the form of a cuboid of dimensions (49cmx33cmx24cm) is melted and moulded 
to form a solid sphere. The radius of the sphere is 
 
Answer :   21 cm 
6. 
 
Name the famous Proclamation of Marudu Pandyar of Sivaganga: 
 
  
 
Answer :   Thiruchinapalli Proclamation 
7. 
 
An aircraft flies 400 kms straight east from station A and landed at station B. From there it flies 300 kms 
straight north and landed at station C. What is the aerial distance between stations A and C? 
 
Answer :   500kms 
8. 
 
If Eight thousand Rupees is added to the 60 % of the slary of an employee, the sum becames the salary 
itself. What is the salary? 
 
Answer :   20000 
9. 
Which of the following is not true about revealed preference curve? 
 
  
 
Answer :   It is based on cardinal measurement of utility 
10. 
 
Race : Fatigue :: Fast : ......... 
 
Answer :   Hunger 
11. 
 
Which one word cannot be formed from the letters of the word PARAPHERNALIA 
 
Answer :   PEAR 
12. 
 
Pointing to a photograph of a man, John said, He is the father of the brother of my son's mother.How is 
John related to the man in the photograph 
 
Answer :   Son - in -law 
13. 
 
Diagonal is to square, diameter is to ........ 
 
Answer :   Circle 
14. 
In which of the following expressions will the expressions 'R<P' as well as 'S>Q'  be definitely true? 
Page 4


1. 
 
If 2 raseto x = 8 raseto y then the possible values of x and y are : 
Answer :   6 and 2 
2. 
 
There are 24 boys and 16 girls in a class. For a class test the average marks of boys is 25 and that of girls 
is 24. The average mark of the total students in that class is ? 
 
 
  
 
Answer :   24.6 
3. 
 
Three men or eight boys can do a piece of work in 17 days. How many days will two men and six boys 
together take to finish the same work? 
 
Answer :   12 days 
4. 
 
A man goes uphill with an average speed of 24 kmph and comes down with an average speed of 36 
kmph. The distance travelled in both the cases being the same, The average speed (in km/hr) for the 
entire journey is 
 
Answer :   28.8 
5. 
 
A solid piece of iron is in the form of a cuboid of dimensions (49cmx33cmx24cm) is melted and moulded 
to form a solid sphere. The radius of the sphere is 
 
Answer :   21 cm 
6. 
 
Name the famous Proclamation of Marudu Pandyar of Sivaganga: 
 
  
 
Answer :   Thiruchinapalli Proclamation 
7. 
 
An aircraft flies 400 kms straight east from station A and landed at station B. From there it flies 300 kms 
straight north and landed at station C. What is the aerial distance between stations A and C? 
 
Answer :   500kms 
8. 
 
If Eight thousand Rupees is added to the 60 % of the slary of an employee, the sum becames the salary 
itself. What is the salary? 
 
Answer :   20000 
9. 
Which of the following is not true about revealed preference curve? 
 
  
 
Answer :   It is based on cardinal measurement of utility 
10. 
 
Race : Fatigue :: Fast : ......... 
 
Answer :   Hunger 
11. 
 
Which one word cannot be formed from the letters of the word PARAPHERNALIA 
 
Answer :   PEAR 
12. 
 
Pointing to a photograph of a man, John said, He is the father of the brother of my son's mother.How is 
John related to the man in the photograph 
 
Answer :   Son - in -law 
13. 
 
Diagonal is to square, diameter is to ........ 
 
Answer :   Circle 
14. 
In which of the following expressions will the expressions 'R<P' as well as 'S>Q'  be definitely true? 
 
 
 
Answer :   P>Q=R = T 
15. 
Which of the following symbols should replace the question mark in the given expression in order to 
make the expressions 'A> D' as well as 'F > C' definitely true ? 
 
A > B = C ?  D = E = F 
 
Answer :   = 
16. 
Four of the following five are alike in a certain way and hence form a group. Which is the one that does 
not belong to the group ? 
 
Answer :   Extend 
17. 
Four of the following five are alike in a certain way and hence form a group. Which is the one that does 
not belong to the group ? 
 
Answer :   Advocate 
18. 
Four of the following five are alike in a certain way and hence form a group. Which is the one that does 
not belong to the group ? 
 
Answer :   Change 
19. 
Page 5


1. 
 
If 2 raseto x = 8 raseto y then the possible values of x and y are : 
Answer :   6 and 2 
2. 
 
There are 24 boys and 16 girls in a class. For a class test the average marks of boys is 25 and that of girls 
is 24. The average mark of the total students in that class is ? 
 
 
  
 
Answer :   24.6 
3. 
 
Three men or eight boys can do a piece of work in 17 days. How many days will two men and six boys 
together take to finish the same work? 
 
Answer :   12 days 
4. 
 
A man goes uphill with an average speed of 24 kmph and comes down with an average speed of 36 
kmph. The distance travelled in both the cases being the same, The average speed (in km/hr) for the 
entire journey is 
 
Answer :   28.8 
5. 
 
A solid piece of iron is in the form of a cuboid of dimensions (49cmx33cmx24cm) is melted and moulded 
to form a solid sphere. The radius of the sphere is 
 
Answer :   21 cm 
6. 
 
Name the famous Proclamation of Marudu Pandyar of Sivaganga: 
 
  
 
Answer :   Thiruchinapalli Proclamation 
7. 
 
An aircraft flies 400 kms straight east from station A and landed at station B. From there it flies 300 kms 
straight north and landed at station C. What is the aerial distance between stations A and C? 
 
Answer :   500kms 
8. 
 
If Eight thousand Rupees is added to the 60 % of the slary of an employee, the sum becames the salary 
itself. What is the salary? 
 
Answer :   20000 
9. 
Which of the following is not true about revealed preference curve? 
 
  
 
Answer :   It is based on cardinal measurement of utility 
10. 
 
Race : Fatigue :: Fast : ......... 
 
Answer :   Hunger 
11. 
 
Which one word cannot be formed from the letters of the word PARAPHERNALIA 
 
Answer :   PEAR 
12. 
 
Pointing to a photograph of a man, John said, He is the father of the brother of my son's mother.How is 
John related to the man in the photograph 
 
Answer :   Son - in -law 
13. 
 
Diagonal is to square, diameter is to ........ 
 
Answer :   Circle 
14. 
In which of the following expressions will the expressions 'R<P' as well as 'S>Q'  be definitely true? 
 
 
 
Answer :   P>Q=R = T 
15. 
Which of the following symbols should replace the question mark in the given expression in order to 
make the expressions 'A> D' as well as 'F > C' definitely true ? 
 
A > B = C ?  D = E = F 
 
Answer :   = 
16. 
Four of the following five are alike in a certain way and hence form a group. Which is the one that does 
not belong to the group ? 
 
Answer :   Extend 
17. 
Four of the following five are alike in a certain way and hence form a group. Which is the one that does 
not belong to the group ? 
 
Answer :   Advocate 
18. 
Four of the following five are alike in a certain way and hence form a group. Which is the one that does 
not belong to the group ? 
 
Answer :   Change 
19. 
Choose the odd one out: 
 
 
    Computer 
 
    Monitor 
 
    CPU 
 
    Keyboard 
 
Answer :   Computer 
20. 
In a meeting, the map of a village was placed in such a manner that south-east becomes north, north-
east becomes west and so on. What will south become ? 
 
Answer :   North-east 
21. 
. Six books A, B, C, D, E and F are placed side by side. B, C and E have blue cover and the other books 
have red cover. Only D and F are new books and the rest are old. A, C and D are law reports and others 
are Gazetteers. What book is a new law report with a red colour ? 
 
Answer :   D 
22. 
A cuboid has six sides of different colours. The red side is opposite to black. The blue side is adjacent to 
white. The brown side is adjacent to blue. The red side is face down. Which one of the following would 
be the opposite to brown? 
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