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Question 385240: Which of the following are subsets of E, where E {2, 4, 6, 8, ...}

Click here to see answer by Fombitz(32388)

Question 386842: 1/2x + 1/2y = 2
1/3x - 1/3y = 4
Click here to see answer by Alan3354(69443)

Question 387786: How many subsets does the set {A,B,C,D,E} have?

Click here to see answer by richard1234(7193)

Question 388242: If U={1,2,3,4,5,6,7,8,9,10} and A={1,2,3} B={2,4,6,8} C=(7,8,9,10}
What is A', B(upside down U)C and (B'U C)'?
Click here to see answer by CharlesG2(834)

Question 394329: what is the number of subsets of set B = {12, 14, 16, 18, 20, 22, 24, 26, 28}?
Click here to see answer by jim_thompson5910(35256)

Question 394330: A = {1, 2, 3, 4}
B = {3, 4, 5, 6, 7}
C = {3, 5, 7, 9}

List the elements of this set
B ∩ (A U C)
Click here to see answer by richard1234(7193)

Question 394600: The Wildlife Federation surveyed 270 San Diego residents. The results are as follows:

41 had a membership to the Birch Aquarium
70 had a membership to the San Diego Zoo
29 had both

Construct a Venn diagram .
Answer the following questions:

i. How many had only a zoo membership?
ii. How many had only an aquarium membership?
iii. How many belonged to either one or the other or both?
iv. How many belonged to neither?

Click here to see answer by edjones(8007)

Question 394629: The National Association for Women in Science asked recent high school grads if they had taken certain science classes. Of those surveyed, 90 said they had taken physics, 138 said they had taken chemistry and 45 said they had taken both. Thirty-two said they had taken neither. How many recent high school grads were surveyed?

Click here to see answer by edjones(8007)

Question 394590: Given these sets:
A = {3, 4, 5, 6, 7}
B = {6, 7, 8, 9}
C = {2, 4, 6, 8}

List the elements of this set
C(A∩B)

Click here to see answer by jrfrunner(365)

Question 395531: without writing them all out, what is the number of subsets of set b={12,14,16,18,20,22,24,26,28}?
Click here to see answer by richard1234(7193)

Question 395532: The cardinal number of the set {cow,horse,goat,chicken,roaster} is?
Click here to see answer by stanbon(75887)

Question 395475: Given the following sets, select the statement below that is NOT true.
A = {r, i, s, k, e, d}, B = {r, i, s, e}, C = {s, i, r}
B ⊂ A or A ⊂ C or B ⊆ A or C ⊆ A or C ⊆ B

Click here to see answer by Edwin McCravy(20054)

Question 397593: Let A and B be subsets of U
n(U)=52
n(A)=25
n(B')=17
n(A U B)=41
Find n(B)?
It don't know where to start it
Click here to see answer by robertb(5830)

Question 398030: if p={}. list all possible subsets of P
Click here to see answer by richard1234(7193)

Question 399234: to which subsets of the real numbers does the number 22 belong ?
Click here to see answer by richard1234(7193)

Question 400682: How many subsets does the set {1, 2, 3} have?
6
7
8
Click here to see answer by Edwin McCravy(20054)

Question 409468: Prove ((B union{x})-{x}) is a subset of B.
Click here to see answer by solver91311(24713)

Question 411784: The cardinal number of the set {rose, daisy, sunflower, marigold, azalea, orchid, lily, carnation, tulip, violet} is
Click here to see answer by stanbon(75887)

Question 411808: Without writing them all out, what is the number of subsets of set B = {10, 12, 14, 16, 18, 20, 22, 24}?
Click here to see answer by richard1234(7193)

Question 415777: Create a Euler diagram to determine whether the syllogism is valid or invalid. Submit your Euler diagram and solution.
Some nurses are patient.
Tracey is a nurse.
:. Tracey is patient

Click here to see answer by jim_thompson5910(35256)

Question 417183: what is the subset {17,1,14,12}
number of proper subsets
Click here to see answer by stanbon(75887)

Question 418928: what is the union of c and d. C(6,9,18) D(6,12,18)
Click here to see answer by sudhanshu_kmr(1152)

Question 424499: Q1:Let u belong to a and v belong to B where A={0,1,2,3,4,} and B={1,3,5,7,9}.
Let Q maps A > B such that v=u^2-1
Let D maps B > A such that v=v-3
Hint: Beware of co domains
Find the range of Q
Find Q
Find D
Determine whether Q is injective
Determine whether D is surjective
Determine whether Q has an inverse

Click here to see answer by stanbon(75887)

Question 425300: Can you write down all the subset for (a,b,c,d,e,f) ?
Click here to see answer by solver91311(24713)

Question 425300: Can you write down all the subset for (a,b,c,d,e,f) ?
Click here to see answer by richard1234(7193)

Question 397283: Find the Cartesian product or cardinal number as requested.
n(A)=29
n(B)=5
Find n(A x B)
Click here to see answer by orlaunder(1)

Question 427979: How many different subsets are there of a set with 20 elements?

Click here to see answer by robertb(5830)

Question 427979: How many different subsets are there of a set with 20 elements?

Click here to see answer by John10(297)

Question 431896: Given these sets
A= {1,2,3,4}
B= {3,4,5,6,7}
C= {3,5,7,9}
List the elements of this set
Bu(AnC)
Show work, step-by-step
Click here to see answer by anshu_a(16)

Question 433374: 69 grew tomatoes 18 grew both tomatoes and cucumbers
25 grew cucumbers 21 grew both tomatoes and zucchini
30 grew zucchini 14 grew both cucumbers and zucchini
12 grew all three types 12 grew none of these three
Create a Venn diagram to reflect the above data, label your diagram clearly
Click here to see answer by josmiceli(19441)

Question 434518: Find all the subsets of {2, 5, 7}.
Click here to see answer by stanbon(75887)

Question 436880:
1. List all the subsets of { 8, 16, 27, 31}
2. Determine the number of subsets of {mom, dad, son, daughter}
3. At MegaSalad, a salad can be ordered with some, all, or none of the following set of ingredients on top of the salad greens: {ham, turkey, chicken, tomato, feta cheese, cheddar cheese, cucumbers, onions, red peppers, hot peppers }. How many different variations are there for ordering a salad?
4. Let U = {q, r, s, t, u, v, w, x, y, z}
A = {q, s, u, w, y}
B = {q, s, y, z}
C = {v, w, x, y, z}
Determine A ∩ (B ∪ C)

Click here to see answer by stanbon(75887)

Question 437363: if the coin is worth $105 now,what will it be worth in 11 years?
Click here to see answer by shree840(260)

Question 437434: List all the subsets of {8, 16, 27, 31}
Click here to see answer by solver91311(24713)

Question 438729: without writing them all out, what is the number of subsets of set A=(king,queen,knight,prince,princess,duke,earl)? I see that everybody is talking about 2n or something like that can you explain the answer step by step please?
Click here to see answer by richard1234(7193)

Question 439832: Please help me with:
Let U = {q, r, s, t, u, v, w, x, y, z}
A = {q, s, u, w, y}
B = {q, s, y, z}
C = {v, w, x, y, z}
Determine A ∩ (B ∪ C)

Click here to see answer by Gogonati(855)

Question 451007: what is the subsets of the numbers 6,5,3,8,12?
Click here to see answer by richard1234(7193)

Question 450991: Let A and B be subsets of U with n(A)=12, n(B)=25, n(A')=67, and n(A intersect B)= 11 Find n(A U B').
I have created the Venn diagram and with two circles, where A is 12, B is 25 and the intersection of A and B is 11, but i'm not sure where to go from there. A' is given as 67, but I don't see how that provides me what I need to solve.
Thanks
Click here to see answer by jim_thompson5910(35256)

Question 452321: Find n(A) for the set A = { 3, 5, 7, 9, 11}
Click here to see answer by oscargut(2103)

Question 453458: If A = {2, 3, 4, 5} and B = {6, 7, 8, 9}, what is A B?

Click here to see answer by solver91311(24713)

Question 453700: find n(a u b), given that n(A)=14, n(b)=11, and n(A ∩ B)=7
Click here to see answer by robertb(5830)

Question 458855: is a subset of {1, 2, 3, 4, 5, 6} true or false?

Click here to see answer by richard1234(7193)

Question 461966: {1,2,5} is a subset of {1,2,5,8}, true or false? why and why not?
Click here to see answer by stanbon(75887)

Question 463244: is {3} a subset of {1, 2, 4, 5, 6}
Click here to see answer by Edwin McCravy(20054)

Question 463814: Without writing them all out, what is the number of subsets of set B = {3, 6, 9, 12, 15}?
Click here to see answer by richard1234(7193)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900