QUANTITATIVE APTITUDE
IMPORTANT QUESTIONS
- NUMBER SYSTEM
- AVERAGE
- PERCENTAGE
- PROFIT AND LOSS
- S.I AND C.I
- RATIO AND PROPORTION
- MIXTURE AND ALLIGATION
- DISTANCE ,SPEED AND TIME
- TIME AND WORK
- LINEAR EQUATION
- QUADRATIC EQUATION
- LOGARITHM
- INEQUALITIES
- FUNCTIONS AND GRAPHS
- SURDS AND INDICES
- GEOMETRY
- P AND C
- PROBABILITY
- SET THEORY
IMPORTANT QUESTION FROM SET THEORY ANDVENN DIAGRAM
A club has 256 members of whom 144 can play football, 123 can play tennis, and 132 can play cricket. Moreover 58 members can play both football and tennis, 25 can play both cricket and tennis, while 63 can play both football and cricket. If every member can play at least one game, then the number of members who can play only tennis is
A) 45
B) 32
C) 38
D) 43
A) 45
B) 32
C) 38
D) 43
Consider the set S = {2, 3, 4, …. , 2n – 1 }, where n is a positive integer larger than 2007. Define X as the average of the odd integers in S and Y as the average of the even integers in S. what is the value of X – Y?
A) 0
B) 1
C) n/2
D) (n + 1)/2n
E) 2008
A) 0
B) 1
C) n/2
D) (n + 1)/2n
E) 2008
A survey was conducted of 100 people to find out whether they had recent issues of Golmaal, a monthly magazine. The summarized information regarding readership in 3 months is given below:
Only September: 18
September but not August: 23
September and July:8
September: 28
July: 48
July and August: 10
None of the three months: 24
What is the number of surveyed people who have read exactly two consecutive issues (out of the three)?
A) 7
B) 9
C) 12
D) 14
Only September: 18
September but not August: 23
September and July:8
September: 28
July: 48
July and August: 10
None of the three months: 24
What is the number of surveyed people who have read exactly two consecutive issues (out of the three)?
A) 7
B) 9
C) 12
D) 14
Let S be the set of prime numbers greater than or equal to 2 and less than 100. Multiply all elements of S. With how many consecutive zeroes will the product end?
A) 1
B) 4
C) 5
D)10
A) 1
B) 4
C) 5
D)10
70 percent of the employees in a multinational corporation have VCD players, 75 percent have microwave ovens, 80 percent have washing machines. At least what percentage of employees has all four gadgets?
A) 15%
B) 5%
C) 10%
D) Cannot be determined
A) 15%
B) 5%
C) 10%
D) Cannot be determined
If A = {x / x is an integer and 2x – 15 27}, how many integral elemental will A have?
A) 9
B) 8
C) 10
D) None of these
A) 9
B) 8
C) 10
D) None of these
Let S be the set of integers x such that 100 ≤ x ≤ 200
i. x is odd
ii. x is divisible by 3 but not by 7.
How many elements does S contain?
A) 11
B) 12
C) 13
D) 16
i. x is odd
ii. x is divisible by 3 but not by 7.
How many elements does S contain?
A) 11
B) 12
C) 13
D) 16
Eighty five children went to an amusement park where they could ride on the merry – go round, roller coaster, and Ferris wheel. It was known that 20 of them took all three rides, and 55 of them took at least two of the three rides. Each ride cost Re.1, and the total receipt of the amusement park was Rs.145.
How many children took exactly one round?
A) 5
B) 10
C) 15
D) 20
How many children took exactly one round?
A) 5
B) 10
C) 15
D) 20
Eighty five children went to an amusement park where they could ride on the merry – go round, roller coaster, and Ferris wheel. It was known that 20 of them took all three rides, and 55 of them took at least two of the three rides. Each ride cost Re.1, and the total receipt of the amusement park was Rs.145.
How many children did not try any of the rides?
A) 5
B) 10
C) 15
D) 20
How many children did not try any of the rides?
A) 5
B) 10
C) 15
D) 20
A survey on a sample of 25 new cars being sold at a local auto dealer was conducted to see which of the three popular options- air conditioning, radio and power windows were already installed. The survey found
15 had air conditioning.
2 had air conditioning and power windows but no radios
12 had radio
6 had air conditioning and radio, but no power windows
11 had power windows
4 had radio and power windows
3 had all the three options
What is the number of car that had none of the options?
A) 4
B) 3
C) 1
D) 2
15 had air conditioning.
2 had air conditioning and power windows but no radios
12 had radio
6 had air conditioning and radio, but no power windows
11 had power windows
4 had radio and power windows
3 had all the three options
What is the number of car that had none of the options?
A) 4
B) 3
C) 1
D) 2
In an office, it is found that one-eighth of the employees read TOI, one-fifth of the employees read ET and one-twelfth of the employees who read TOI do not read ET. What fraction of the employees read both TOI and ET?
A) 8/11
B) 5/11
C) 11/48
D) 11/96
E) 11/24
A) 8/11
B) 5/11
C) 11/48
D) 11/96
E) 11/24
In the diagram below, the circle stands for 'educated', square stands for 'hard working', triangle for 'urban people' and rectangle for 'honest'. The different regions of the diagram are numbered from 1 to 12. Study the diagram carefully and answer the questions.Uneducated urban hard-working and honest people are indicated by:
A) 3
B) 11
C) 9
D) 4
A) 3
B) 11
C) 9
D) 4
Non-urban educated people who are neither hard-working nor honest are indicated by:
A) 5
B) 7
C) 10
D) 11
A) 5
B) 7
C) 10
D) 11