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This printable supports Common Core Mathematics Standard HSS-CP.A.1

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# Unions and Intersections (Grade 10)

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## Unions and Intersections

1.
Find $A uu B$ when $A = {1,2,3,4,5,6} and B = {2,4,6,8,10}$.
1. $A uu B = {2, 4, 6}$
2. $A uu B = {1, 2, 3, 4, 5, 6, 8, 10}$
3. $A uu B = {1, 2, 2, 3, 4, 4, 5, 6, 6, 8, 10}$
4. $A uu B = {1, 3, 5}$
2.
Given $S_1 = {A,B,C,D,E}, \ \ S_2 = {C,D,E,F,G,H}$, find $S_1 uu S_2$.
1. ${A, B, C, D, E, F, G, H}$
2. ${C,D,E}$
3. ${A,B,F,G,H}$
4. ${A+B+2C+2D+2E+F+G+H}$
3.
Given $A = {22,24,26,28}, \ \ B = {21,23,25,27}$, find $A nn B$.
1. ${21,22,23,24,25,26,27,28}$
2. $emptyset$
3. ${22,23,24,25,26,27}$
4. ${24,25}$
4.
Find $S_1 nn S_2$ if $S_1 = {a,g,j,t,e,w,z}$ and $S_2 = {b,c,g,t,l,r,e,x,h,p}$.
1. ${a,g,i,t,e,w,z,b,c,g,t,l,r,e,x,h,p}$
2. ${a,b,c,e,g,h,i,l,p,r,t,w,x,z}$
3. ${a,b,c,g,h,i,l,p,r,w,x,z}$
4. ${e,g,t}$
5.
For the sets $A = {green, yellow, blue, red}$ and $B = {blue}$, find $AuuB$.
1. ${blue}$
2. ${green, yellow, red}$
3. ${green, yellow, blue, red}$
4. $emptyset$
6.
Let $A = {"numbers greater than 5"}$ and $B= {"numbers less than 12"}$. What is $A nn B ?$
1. ${"numbers between 5 and 12"}$
2. ${"all numbers"}$
3. ${"numbers less than 5 and greater than 12"}$
4. ${5,12}$
7.
Given $A = {10,20,30,40,50}$ and $A uu B = {10,15,20,25,30,40,50}$, which of the following is correct? Choose all correct answers.
1. ${10,15,20,40,50}$
2. ${10,15,20,25}$
3. ${15,25}$
4. ${5,10,15,20,25}$
8.
Given $S_1 = {a,b,c,d,e}$ and $S_1 nn S_2 = {a,c,e}$, what does $S_2$ equal? Choose all correct answers.
1. ${q,r,s,t,u,a,c}$
2. ${a,c,e}$
3. ${a,b,c,e,f,g}$
4. ${a,z,g,c,h,j,k,e,f,g}$
9.
Given $A = {1,2,3,4,5}, \ \ B = {4,5,6,7,8}, \ \ C = {6,7,8,9,10}$, find $A uu B uu C$.
1. ${1,2,3,4,5,6,7,8,9,10}$
2. $emptyset$
3. ${4,5,6,7,8}$
4. ${1,2,3,9,10}$
10.
Find $A nn B nn C$ if $A = {2,4,6,8,10}, \ \ B = {1,2,3,4,5,6}$, and $C = {2,6,10,14}$.
1. $emptyset$
2. ${2,4,6,10}$
3. ${1,2,3,4,5,6,8,10,14}$
4. ${2,6}$
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