12. A marble is drawn at random from a bag. Find the probability that the marble is black if the bag contains marbles whose colors are: a. 5 black, 2 green b. 2 black, 1 green c. 3 black, 4 green, 1 red d. 9 black e. 3 green, 4 red f. 3 green

Q: Suppose that a candy shop sells eight different kinds of candies: 50 cherry, 50 strawberry, 40…

A: This is a case of permutation.

Q: et A = {m, 4, 2, 13}, B = {1, 2, 4, 13, -2} and C = {1,3,5,7,9} Find AUB. Find ANC. Find (AUC)NB.

A: From the given data we should find  A∪B,A∩C   and (A∪C)∩B1) AUB Means all the elements written…

Q: A={1,2,3,4} B={3,4,5,6,7} C={6,7,8,9}     Find B/A and C/A

A: Given sets are  A={1,2,3,4}B={3,4,5,6,7}C={6,7,8,9} The set B/A contains those elements of B which…

Q: so which option would it be? a, b, c or d?

A:

Q: Let A = {H, T}, B = {1, 2, 3, 4, 5, 6}, and C = n(A x A x C) T {red, green, blue}. Find the number…

A:

Q: How many are in A or B?

A: According to given figure total numbers in A and B will be nA=15+3+5+2=15+10=25nB=3+5+2+10=10+10=20

Q: How many ways can five people A , B , C , D and E sit in a row at a movie theatre if D and E will…

A: Permutation and combination used to calculate the number of possible ways to arrange or select a…

Q: Given A = {2, 5, 7} and B = {4, 5}, find B × A. O {(2, 4), (2, 5), (5, 4), (5, 5), (7, 4), (7, 5)}…

A:

Q: So which option is it? a, b, c, d

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: 5 a. Evaluate 2cos4t 3

A:

Q: How many are in A but not C?

A: Given: A=15, 3, 2, 5B=3, 5, 2, 10C=2, 5, 2, 15

Q: Let A = {a, b, c, d, e} and B = {a, b, c, d, e, f, g, h}. Find B − A.

A: In the given question we have to find the set B-A , where A ={a,b,c,d,e} and B={a,b,c,d,e,f,g,h}.…

Q: 19) 2у %3-6

A:

Q: The Mathematics Department University of 6 the 8. professos Louisville consists of assoiate…

A: Introduction: According to the combination rule, if r distinct items are to be chosen from n items…

Q: a. x + 5x + 6

A: here the first question is  a) x2+5x+6 we have to write above expression as a product of two linear…

Q: How many ways can five people, A, B, C, D, and E, sit in a row at a movie theater if D and E will…

A: five people A,B,C,D,E sit them in a row of movie theater so that D and E will not seat next to each…

Q: 3.

A: here true option is (c)

Q: 4. Fill in the following contingency table with the number of observations that fall into each com-…

A: x1 = number of colored oranges from Skittles brand = 77 x2 = number of colored oranges from M &…

Q: The manager of the baseball team has to determine the order in which the players will go to the…

A: Given,Total no.of players=9

Q: 100 students were interviewed. 28 took Linear Algebra, 31 took Discrete Math, 42 took Calculus, 9…

A:

Q: Sketcn the

A: To represent graphically the region whose boundary is determined by the given curves and calcuate…

Q: . How many are not in A?

A: We have to find numbers/elements which are not in set A. That means we have to find set Ac.

Q: If T1A = T1B then what is 02c?

A: Solution

Q: drdy e 8.

A: The given integral is ∫0∞∫01ye-1x dx dy. This can be solved by changing the order of integration .…

Q: A marching band formation consists of8 rows. The first row has 5 musicians, the second has 7. the…

A: In Arithmetic Progression  Nth term is a1+(n-1)d

Q: 5a. A bag contains two red marbles, six green ones, one lavender one, two yellows, and four orange…

A: These are combination problems.