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: 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: B 2 -2.a O 2..0 п

A: Using Beta gamma relation, Beta function is given by:  B-12,1=Γ-12Γ1Γ1-12               =Γ-12Γ1Γ12…

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: 6. 11 ZB = ZB = CB =

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: (x-5)" 1. 5"

A: since u have asked multiple questions in a single request so we will be answering only first…

Q: 5. Review (NC.7.NS.3) Courtney bought 3 packages of peanuts. Each package weighed 22 pounds. When…

A:

Q: Sescoodk

A:

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

A:

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: 62 a,b,c

A:

Q: Can you answer d,e, and f pl

A:

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: Finding the LCM of 4,5

A: Given,            LCM of 4,5.

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 4 1 2 -2 -1 6 -3| Select one: а. 4 b. -40 C. 40 d. -4

A: Solve for the determinants

Q: 3.

A: here true option is (c)

Q: 5 53 3 3 3, 45 3 9.

A:

Q: C(9, 7).

A: As we know thatCrn = ∠n∠r∠n-rand Crn=Cn-rn

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: MAT 125 planetfitness.com planet The weights of deer in a national park are normally distributed…

A: Given Data : Population Mean,μ = 65 Population Standard Deviation,σ = 8.4

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: Given the exponential function f) = 5%, complete the following sentence. The domain is...

A: Since you have posted multiple questions and we can answer one question. So answer provided for…

Q: combinations. 16 c 2

A:

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.

Q: Combinations. 20 c 15

A: From the given information, The combination of 2015 can be computed as: