Sets

Among the following collections, which one is a set?

The number of elements of the set $A=\{1,2,3,4,5\}$ is ...

Given $P=\{2,3,5,7\}$, the correct statement is ...

The set of even numbers between 1 and 10 is ...

Given $A=\{a,i,u,e,o\}$, the value of $n(A)$ is ...

The set of natural numbers less than 1 is written as ...

The number of subsets of $A=\{1,2,3,4,5,6\}$ is ...

Given $A=\{1,2,3,4\}$ and $B=\{3,4,5,6\}$, the result of $A\cap B$ is ...

Given $A=\{1,2,3,4\}$ and $B=\{3,4,5,6\}$, the result of $A\cup B$ is ...

Given $A=\{1,2,3,4\}$ and $B=\{3,4,5,6\}$, the result of $A-B$ is ...

Given $S=\{1,2,3,4,5,6,7,8,9,10\}$ and $A=\{2,4,6,8,10\}$, the complement $A^c$ is ...

Given $n(A)=15$, $n(B)=12$, and $n(A\cap B)=5$, the value of $n(A\cup B)$ is ...

Given $n(S)=40$ and $n(A)=25$. If $A^c$ is the complement of $A$, then $n(A^c)$ is ...

Given $A=\{1,2\}$ and $B=\{1,2,3,4\}$, the correct statement is ...

Among 30 students, 18 like Mathematics, 15 like Science, and 8 like both. The number of students who like neither is ...

Among 40 students, 25 like tea, 20 like coffee, and 10 like both. The number of students who like neither is ...

Given $n(A)=20$, $n(B)=16$, and $n(A\cup B)=30$, the value of $n(A\cap B)$ is ...

The number of subsets of $A=\{a,b,c\}$ that have exactly 2 elements is ...

Among 35 students, 22 join music, 18 join sports, and 9 join both. The number of students who join neither is ...

Given $S=\{1,2,\dots ,10\}$, $A=\{1,2,3,4,5\}$, and $B=\{4,5,6,7\}$, the result of $A^c\cap B$ is ...