Mom and dad have four daughters, and each daughter has one brother. How many people are in the family   A. 8 B. 9 C. 7

Q: In Drumheller, Alberta, the town host an annual parade on July 1st to celebrate Canada Day. The…

A:

Q: If n(A ∪ B) = 60, n(A ∩ B) = 40, and n(A) = n(B),find n(A).

A: Givenn(A∪B)=60n(A∩B)=40n(A)=n(B)To find n(A)

Q: A man gave 1/5 of his money to his wife and 1/4 to 5 of his children. If he is left with 99000 How…

A: Let the amount of money the man has, be x. We have, The amount of money the gave to his wife = 15x,…

Q: if a | b and a | c, then a | (mb + nc). | C,

A: If a|b then b=ka for some integer k If a|c then c=ga for some integer g

Q: Suppose we want to choose 2 objects, without replacement, from the 3 objects pencil, eraser, and…

A: Topic:- permutation and combinations

Q: A, b, and c needs to be answered

A: 30 days (x) One day (y) x2 y2 xy 240 556 57600 309136 133440 250 514 62500 264196 128500 254…

Q: Answers for question A),B),C),D) from the word bank

A: Provided data is, the calls are normally distributed with µ=240 and σ=40. Let X is the variable for…

Q: If n(A ∪ B) = 10, n(A) = 2 and n(B) = 12, then find n(A ∩ B).

A:

Q: if n(A) = 6, n(B) = 8 and n(A∪B) = 14,which of the following is true? A.B⊆A B.A∩B=B C.A⊆B…

A: Please refer the attached image for complete solution.

Q: (2) If BC À. then P(B| A) P(B) P(A)

A:

Q: Find a, b, c, and d, if а b 1 3 d 2.

A: A matrix is an object with certain number of rows and certain number of columns. An entry in a…

Q: If n(A) = 40, n(B) = 18, and n(A ∩ B) = 2, find n(A ∪ B). n(A ∪ B)= If n(A ∪ B) = 92 and n(A)…

A:

Q: If a, b e Z, then a2 – 4b – 2 ± 0

A: We need to prove that if a,b∈Z, then a2-4b-2≠0 We prove the result by method of contradiction.

Q: A student is to answer 10 out of 13 questions in an examination. (a) How many choices has he?- (b)…

A: Answer: From the given data,

Q: If n(A) = 45, n(B) = 23, and n(A n B) = 8, find n(A U B).

A:

Q: a Let c d l=- 4, then – 4, then ba = ? d c -4 12 4

A:

Q: If n(A) = 41, n(B) = 15, and n(A ∩ B) = 2, find n(A ∪ B).

A: We will use the following n(A U B) = n(A) + n(B) - n(A ∩ B)

Q: Given P(A and B) = 0.10, P(A) = 0.68, what is P(B|A)

A: Given that, P(A and B) = 0.10 P(A) = 0.68

Q: If n(A) = 44, n(B) = 23, and n(A ∩ B) = 8, find n(A ∪ B).

A: Explanation of the solution is given below...

Q: need help with A, B, and C

A:

Q: part a : How many SUV's are in the parking lot?  part b: How many red Hondas are in the parking…

A:

Q: 1. Favourite drink of 80 people Other. Lemonade Tea Coke Coffee Drink Degrees Value Tea 90" Coffee…

A: Given Data: n=80   1 person=Total degreen=36080=4.5° Therefore, 1 person=4.5°

Q: =[12 Find (if possible) a. AB and b. BA, if A = 4] and B = 34 3 5 6 ԼՈ

A: Check order of both matrices and then go ahead.  If columns of second matrix is equal to rows of…

Q: of A, B, and C.

A: We are given that the polynomial function is of the form f(x) = Ax2+Bx+C. We need to find the values…

Q: Stephanie Alice or reading the same book with a book club Stephanie reads 278 pages in 7 weeks Alice…

A: Given Stephanie reads 278 pages in 7 weeks

Q: if N { A U B }= 90, N {A}= 50, and N{B}= 45, find N {A n B}

A: Given :NAUB=90  NA=50 NB=45

Q: . If n(A) = 30, n(B) = 40, and n(A ∪ B) = 45,find n(A ∩ B).

A:

Q: Determine whether the given problem/situation isn a combination or not. Write C if it is a…

A: here use definition of combination  combination is used for counting in which object's order does…

Q: Please answer with explanation. I will really upvote. Thanks

A:

Q: A boy has a collection of 20 pennies, 8 nickels, 10 dimes and 15 quarters. How many coins must the…

A: ANSWER :

Q: If n(A) = 45, n(B) = 18, and n(A ∩ B) = 7, find n(A ∪ B).

A: Given that  n(A) = 45, n(B) = 18, and n(A ∩ B) = 7. We find n(A ∪ B).

Q: If P( A) = .40, P( B) = .30, and P An = .15, then P( A/ B) is O .375 .12 .50 .045 A Moving to…

A:

Q: If a = -163° and B = 31°,what is the measure of 0? m20 =

A:

Q: If n(A) = 45, n(B) = 17, and n(A ∩ B) = 2, find n(A ∪ B)

A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: If n(A) = 6, n(A ∪ B) = 8, and n(B) = 5,  then what is  n(A ∩ B)?

A: Let A and B be any two events , the union of two events is defined as,

Q: m<WBH = 55°, m<HBY = 40°, and m<WYB = 29°

A: Answer is 111 degree

Q: and

A:

Q: If n(A) = 62, n(B) = 19, and n(A ∩ B) = 4, find n(A ∪ B).

A:

Q: If n(B) = 24, n(A ∩ B) =5, and n(A ∪ B) = 42, find n(A).

A:

Q: 7. (a) EA = B (c) EA = C

A:

Q: If n(A) = 40, n(B) = 24, and n(A ∩ B) = 1, find n(A ∪ B).

A:

Q: 2. If A\B C B, which of the following may be true? а. АСВ b. A= Ø c. A OB = Ø

A: A\ B = { x : x ∈A and x ∉Ba and b may be true a. if A ⊆ B,  say A ={1,2,3},  and  B={ 1,2,3,4}A\B =…

Q: Ellie has 8 toys: 2 teddy bears, 2 Barbie dolls , 2 robots, one ball, and one car. In how many…

A:

Q: Find, if possible, (a) AB and (b) BA.

A: (a) Here, A is a 2×5 matrix and B is a 2×2 matrix.  For the matrix product AB, number of columns of…

Q: n(A) = 47, n(B) = 15, and n(A ∩ B) = 8, find n(A ∪ B). n(A ∪ B)=

A: Given: n(A)=47 n(B) = 15 n(A ∩ B) = 8

Q: If A={a,b,c} then how many elements does P(A) have?

A:

Q: If A = {vowels} and B {letters in the word “spare"}, = find: a) N{A} b) N{B} c) N(AN B) d) N(AUB)

A:

Q: If n(A) = 101, n(A ∪ B) = 144, and n(A ∩ B) = 49, find n(B).

A:

Q: n(A) = 108, n(A ∪ B) = 160, and n(A ∩ B) = 47, find n(B)

A: