Discrete Mathematics

Problems related to graph theory, combinatorics, logic, etc.

Problems in this category

A company manager wants to form a committee. There are 12 staff members. He wants to choose the memb...

CombinatoricsSubsetsCommittee FormationCounting
2025/6/17

A manager of a company wants to form a committee with 5 members. There are 12 candidates. Two candid...

CombinatoricsCombinationsCommittee Formation
2025/6/17

A company manager wants to form a committee from 12 staff members. The committee must have 4 members...

CombinatoricsCombinationsCountingCommittee Formation
2025/6/17

The problem states that a company manager forms a committee with 5 members. 6 people are chosen from...

CombinationsCountingCommittee Formation
2025/6/17

The image contains several math problems related to sequences and number patterns. We will solve the...

SequencesNumber PatternsArithmetic SequencesSeries
2025/6/17

We are given three numbers (1, 7, 6) and three operations that are repeatedly applied to them. The o...

SequencesNumber TheoryModular ArithmeticIterative Process
2025/6/15

The problem asks to find the number of possible three-digit numbers that can be formed using the dig...

CountingCombinatoricsPermutationsDigit Manipulation
2025/6/14

The problem asks us to determine the number of license plates that can be formed using one letter fr...

CombinatoricsCounting PrinciplesPermutations
2025/6/13

The problem gives the number of elements in the universal set $\xi$, $X$, and $Y$, denoted as $n(\xi...

Set TheoryCardinalityUnionIntersectionComplement
2025/6/11

The problem asks us to find the number of ways to divide a group of students into smaller groups bas...

CombinatoricsCombinationsCounting ProblemsPermutations
2025/6/10