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Recent questions tagged counting
2
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1
answer
121
GO Classes Test Series 2024 | Discrete Mathematics | Test 4 | Question: 8
A deck of cards has four suits: Clubs, Diamonds, Hearts, and Spades. Diamonds and Hearts are called red suits; Clubs and Spades are called black suits. Each suit contains $13$ cards with values $2, 3, 4, 5, 6, 7, 8, 9, 10,$ Jack, Queen, King and Ace. How many cards are black or have the value of $3?$
GO Classes
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Combinatory
May 3, 2022
by
GO Classes
228
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goclasses2024-dm-4-weekly-quiz
numerical-answers
goclasses
combinatory
counting
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3
votes
1
answer
122
GO Classes Test Series 2024 | Discrete Mathematics | Test 4 | Question: 10
Consider the set $\text{X} = \{2, 3, 4, 5, 6, 7, 8, 9\},$ which contains $8$ elements. How many subsets of $\text{X}$ have exactly two prime numbers?
GO Classes
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in
Combinatory
May 3, 2022
by
GO Classes
278
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goclasses2024-dm-4-weekly-quiz
numerical-answers
goclasses
combinatory
counting
1-mark
0
votes
1
answer
123
combinatorics
How many 5-digit even numbers have all digits distinct?
atulcse
asked
in
Combinatory
Jan 12, 2022
by
atulcse
319
views
combinatory
discrete-mathematics
engineering-mathematics
counting
1
vote
1
answer
124
NPTEL Assignment Question
The number of possible subsequences in a string of length n are: $n^{2}$ $2^{n}$ n! n(n-1)
rsansiya111
asked
in
Combinatory
Dec 7, 2021
by
rsansiya111
336
views
nptel-quiz
combinatory
counting
normal
1
vote
2
answers
125
Self Doubt
How many min heap possible with 6 distinct node?
Nishisahu
asked
in
DS
Sep 23, 2021
by
Nishisahu
435
views
data-structures
binary-heap
counting
3
votes
1
answer
126
TIFR CSE 2021 | Part A | Question: 14
Five married couples attended a party. In the party, each person shook hands with those they did not know. Everyone knows his or her spouse. At the end of the party, Shyamal, one of the attendees, listed the number of hands that other attendees ... in the list. How many persons shook hands with Shyamal at the party? $2$ $4$ $6$ $8$ Insufficient information
soujanyareddy13
asked
in
Combinatory
Mar 25, 2021
by
soujanyareddy13
655
views
tifr2021
combinatory
counting
25
votes
6
answers
127
GATE CSE 2021 Set 2 | Question: 50
Let $S$ be a set of consisting of $10$ elements. The number of tuples of the form $(A,B)$ such that $A$ and $B$ are subsets of $S$, and $A \subseteq B$ is ___________
Arjun
asked
in
Combinatory
Feb 18, 2021
by
Arjun
11.8k
views
gatecse-2021-set2
combinatory
counting
numerical-answers
2-marks
38
votes
3
answers
128
GATE CSE 2021 Set 1 | Question: 19
There are $6$ jobs with distinct difficulty levels, and $3$ computers with distinct processing speeds. Each job is assigned to a computer such that: The fastest computer gets the toughest job and the slowest computer gets the easiest job. Every computer gets at least one job. The number of ways in which this can be done is ___________.
Arjun
asked
in
Combinatory
Feb 18, 2021
by
Arjun
11.7k
views
gatecse-2021-set1
combinatory
counting
numerical-answers
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