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question_answer1)
Let a and b be two finite sets such that n = 60, n = 110 and
. Find
.
A)
170 done
clear
B)
210 done
clear
C)
30 done
clear
D)
20 done
clear
E)
None of these done
clear
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question_answer2)
In a group of 75 people, 48 like coffee and 36 like cold drinks and each person likes at least one of the two drinks. How many people like both coffee and cold drinks?
A)
11 done
clear
B)
9 done
clear
C)
18 done
clear
D)
17 done
clear
E)
None of these done
clear
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question_answer3)
If n(P - Q) = 67,
, and
then find n(Q)
A)
127 done
clear
B)
118 done
clear
C)
143 done
clear
D)
129 done
clear
E)
None of these done
clear
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question_answer4)
Find the difference of the sets containing the letters of the words 'Mathematics' and 'Jimnastics'.
A)
B)
C)
D)
E)
None of these done
clear
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question_answer5)
If
and Q= {0, 1, 8, 27, 64,125, 216} then which one of the following is true?
A)
B)
C)
D)
All the above done
clear
E)
None of these done
clear
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question_answer6)
Which one among the following statements is incorrect?
A)
B)
C)
If P = {y: y + 8 = 8}, then n(P) = 0 done
clear
D)
Set Q = {1, 2, 8} is a subset of set R = {0, 1, 2, 3, 4, 8} done
clear
E)
None of these done
clear
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question_answer7)
If A = {x: x is an odd natural number less than 20} and B = {y: y is a prime number less than 20}, then universal set for the above sets can be represented by _________.
A)
B)
C)
D)
E)
None of these done
clear
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question_answer8)
If
and
then find A?.
A)
B)
C)
D)
All the above done
clear
E)
None of these done
clear
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question_answer9)
If
then number of all possible subsets of V is _________
A)
16 done
clear
B)
28 done
clear
C)
32 done
clear
D)
64 done
clear
E)
None of these done
clear
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question_answer10)
If a set S has 511 proper subsets. Find its cardinal number.
A)
512 done
clear
B)
256 done
clear
C)
10 done
clear
D)
9 done
clear
E)
None of these done
clear
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question_answer11)
Direction for questions: Consider the Venn diagrams given below: |
|
Based on above diagrams, answer the following questions: |
is_________.
A)
B)
C)
D)
E)
None of these done
clear
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question_answer12)
Direction for questions: Consider the Venn diagrams given below: |
|
Based on above diagrams, answer the following questions: |
is_________.
A)
B)
C)
D)
E)
None of these done
clear
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question_answer13)
Direction for questions: Consider the Venn diagrams given below: |
|
Based on above diagrams, answer the following questions: |
is_________.
A)
B)
C)
D)
E)
None of these done
clear
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question_answer14)
In a group of 48 students, 28 like cricket, 12 like hockey and 18 like neither of the games. How many students like both games?
A)
18 done
clear
B)
10 done
clear
C)
8 done
clear
D)
12 done
clear
E)
None of these done
clear
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question_answer15)
Which one among the following is an example of empty set?
A)
B)
C)
D)
All the above done
clear
E)
None of these done
clear
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question_answer16)
Which one among the following is an example of disjoint set?
A)
B)
A = {Set of even natural numbers less than 20} and B = {Set of odd natural numbers less than 20} done
clear
C)
P = {Set of first two natural numbers} and Q= {Set of first two prime numbers which are odd} done
clear
D)
All the above done
clear
E)
None of these done
clear
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question_answer17)
If
then which of the following statements is correct?
A)
B)
C)
D)
All the above done
clear
E)
None of these done
clear
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question_answer18)
Direction for questions: Consider the below: |
|
Based on above diagram answer the following: |
is equal to.
A)
6 done
clear
B)
8 done
clear
C)
10 done
clear
D)
12 done
clear
E)
None of these done
clear
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question_answer19)
Direction for questions: Consider the below: |
|
Based on above diagram answer the following: |
is_________.
A)
B)
C)
12 done
clear
D)
8 done
clear
E)
None of these done
clear
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question_answer20)
Direction for questions: Consider the below: |
|
Based on above diagram answer the following: |
is__________.
A)
B)
C)
D)
E)
None of these done
clear
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question_answer21)
A)
76 done
clear
B)
86 done
clear
C)
66 done
clear
D)
56 done
clear
E)
None of these done
clear
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question_answer22)
In a class of 120 students. If 40 of them like 'Science' and 80 of them like 'Mathematics', Then the number of students who like both 'Mathematics' and 'Science' must be.
A)
equal to the number of students who like neither ?Mathematics? nor ?Science?. done
clear
B)
less than the number of students who like neither ?Mathematics? nor ?Science?. done
clear
C)
more than the number of students who like ?Mathematics? nor ?Science?. done
clear
D)
Zero done
clear
E)
None of these done
clear
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question_answer23)
In an institute, there are 40% of the trainees enrolled for Java and 70% enrolled for SQL. If 25% of the trainees enrolled for both Java and SQL, then what % of the students did not enroll for either of the Java and SQL.
A)
10% done
clear
B)
5% done
clear
C)
15% done
clear
D)
20% done
clear
E)
None of these done
clear
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question_answer24)
Of the 209 candidates who were interviewed for a position at call centre, the ratio of the number of those who had only a two wheeler, only a credit card, both of these and neither of these was 5:3:2:1. How many do not own a credit card?
A)
95 done
clear
B)
38 done
clear
C)
114 done
clear
D)
104 done
clear
E)
None of these done
clear
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question_answer25)
From the venn diagram given below. Find the value of
.
A)
6 done
clear
B)
8 done
clear
C)
9 done
clear
D)
12 done
clear
E)
None of these done
clear
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question_answer26)
The average age of a class of 28 students is 17 year Rs. If the teacher?s age is also included, then the average increases by 1 year Rs. The age of the teacher is
A)
38 years done
clear
B)
48 years done
clear
C)
46 years done
clear
D)
36 years done
clear
E)
None of these done
clear
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question_answer27)
In a class the average age of boys is 14 years and the average age of girls is 12 year. If there are 44 students in the class and average age of the class 13.5 years, then find the ratio of number of girls to the number of students in the class.
A)
B)
C)
D)
E)
None of these done
clear
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question_answer28)
The average of a, b and c is same as the average of 2b, c and d. Then which one among the following is correct?
A)
B)
C)
D)
All the above done
clear
E)
None of these done
clear
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question_answer29)
The average of 17 numbers is 27. If the average of first 8 numbers is 22 and the average of last 8 numbers is 33, then find the value of middle number.
A)
29 done
clear
B)
22 done
clear
C)
27 done
clear
D)
19 done
clear
E)
None of these done
clear
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question_answer30)
The average weight of a class of 25 boys was calculated to be 62.4 kgs and it was later found that one weight was misread as 58 kg instead of 66kg. What is the correct average weight?
A)
B)
C)
D)
E)
None of these done
clear
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question_answer31)
There are 48 students in a hostel. If the number of students are increased by 9, the expenses of the mess were increased by Rs. 42 per day which the average expenditure per head reduced by Rs. 2. What is the original expenditure of the mess?
A)
Rs. 850 done
clear
B)
Rs. 860 done
clear
C)
Rs. 832 done
clear
D)
Rs. 848 done
clear
E)
None of these done
clear
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question_answer32)
The average age of father and his two sons is 39 yeaRs. Nine years ago, the average age of the two sons was 18 yeaRs. If the difference of the ages of the two sons is 6 years then find the present age of the father.
A)
57 years done
clear
B)
62 years done
clear
C)
59 years done
clear
D)
63 years done
clear
E)
None of these done
clear
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question_answer33)
If the average of p, q and r is A and
, then find the average of \[{{p}^{2}},\text{ }{{q}^{2}}\] and \[{{r}^{2}}\].
A)
B)
C)
D)
E)
None of these done
clear
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question_answer34)
The average temperature of the town in the first four days of a month was
. The average for the second, third, fourth and fifth days was
.If the temperatures of the fifth and first days were in the ratio 6: 5, then find the temperature on fifth day.
A)
B)
C)
D)
E)
None of these done
clear
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question_answer35)
A batsman makes a score of 112 runs in the 22nd innings and thus his average is increased by 3. Find his average after 22nd inning.
A)
46 done
clear
B)
56 done
clear
C)
49 done
clear
D)
51 done
clear
E)
None of these done
clear
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question_answer36)
What annual installment (in Rs. ) will discharge a debt of Rs. 7848 due in 4 years at 6% simple interest?
A)
1600 done
clear
B)
1800 done
clear
C)
1500 done
clear
D)
2000 done
clear
E)
None of these done
clear
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question_answer37)
A sum of Rs. 10,400 is borrowed at 8% simple interest and is paid back in 5 equal annual installments. What is amount of each installments?
A)
Rs. 2600 done
clear
B)
Rs. 2800 done
clear
C)
Rs. 2575 done
clear
D)
Rs. 2460 done
clear
E)
None of these done
clear
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question_answer38)
A sum of Rs. 1500 is lent in the beginning of a year at a certain rate of interest. After 8 months, a sum of Rs. 750 more is lent but at the rate twice the former. At the end of the year, Rs. 67 is earned as interest from both the loan. Find the original rate of interest.
A)
B)
C)
D)
E)
None of these done
clear
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question_answer39)
The annual installments of Rs. 600 will discharge a loan of Rs. 3540, due after 5 years. Find the rate of interest per anum.
A)
6% done
clear
B)
7% done
clear
C)
8% done
clear
D)
9% done
clear
E)
None of these done
clear
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question_answer40)
The annual payment of Rs. 3500 will discharge a loan amount in 4 years at 6% per annum simple interest. Find the loan amount (in Rs.).
A)
15260 done
clear
B)
13380 done
clear
C)
14500 done
clear
D)
16200 done
clear
E)
None of these done
clear
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