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Finite Math

09/14/20

A president, vice president, and 3 at-large members are selected for a school council from 7 people. If there is no difference between the at-large members, how many committees can be formed?

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Finite Math

09/14/20

Your bowl contains 7 red balls, and 8 blue balls, and you draw 4 balls. In how many ways can the selection be made so that at least one of each color is drawn?

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Finite Math

09/13/20

about selecting three (3) coins, but assume that there are 5 dimes, 4 nickels, and 2 quarters. In how many possible ways can the selection be made so that the value of the coins is at least 25 cents?

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Finite Math Math Statistics Algebra

09/11/20

please help! 3 circle venn diagram - assignment due at 10pm and im stuck:/

this is the question:Of the cars sold at Murray’s Motors during the month of July, 90 had heated seats 100 had GPS 75 had satellite radio 5 had all three of these extras 20 had none of these... more

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Finite Math

09/11/20

Solve using Gauss Jordan elimination

3) −x − 5y + z = 17 −5x − 5y + 5z = 5 2x + 5y − 3z = −10

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Finite Math

09/10/20

solving system of equation by matrix method

5) 4r − 4s + 4t = −4 6) x − 6y + 4z = −12 4r + s − 2t = 5 x + y − 4z = 12 −3r − 3s − 4t = −16 2x + 2y + 5z = −153) −x − 5y + z = 17 4) 4x + 4y + z = 24 −5x − 5y + 5z =... more

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Finite Math

09/06/20

A universal set, with n(U) = 112, is partitioned into three subsets: A, B, and C. If n(B) = 5⋅n(A), and n(C) = 2⋅n(B), find the number of elements in the subset A.

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Finite Math Math

09/05/20

Probability help please!

Assume that product codes are formed from the letters R, Q, and T, and consist of 6 not necessarily distinct letters arranged one after the other. For example, RRRRRT is a product code.(1) How... more

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Finite Math

09/04/20

Let A,B,C⊆U. If n(U)=54, n(A)=16, n(B)=24, n(C)=25, n(A∩B)=11, n(A∩C)=4, n(B∩C)=7, and n(A′∩B′∩C′)=8, find n(A′∩B′∩C).

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Finite Math

09/04/20

Let X,Y,Z⊆U. If n(U)=82, n(X)=24, n(Y)=32, n(Z)=33, n(X∩Y)=11, n(X∩Z)=7, n(Y∩Z)=10, and n(X∩Y∩Z)=3, find n(X′∩(Y∪Z′))

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Finite Math

09/03/20

A jazz concert brought in $157,000 on the sale of $7,600 tickets. If the tickets sold for $15 and $25 each, how many of each type of ticket were sold?

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Finite Math

09/01/20

Kelly Fisher invested a total of $20,000 in two municipal bonds that have yields of 8% and 9% interest per year, respectively.

Formulate but do not solve the problem.Kelly Fisher invested a total of $20,000 in two municipal bonds that have yields of 8% and 9% interest per year, respectively. If the interest Kelly receives... more

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Finite Math

09/01/20

Michael Perez deposited a total of $2000 with two savings institutions. One pays interest at a rate of 6%/year, whereas the other pays interest at a rate of 7%/year

Formulate but do not solve the problem.Michael Perez deposited a total of $2000 with two savings institutions. One pays interest at a rate of 6%/year, whereas the other pays interest at a rate... more

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Finite Math

09/01/20

Finite Product Codes

Assume that product codes are formed from the letters T, Z, X, W, R, Q, and Y, and consist of 3 not necessarily distinct letters arranged one after the other. For example, TTW is a product code.How... more

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Finite Math

08/31/20

The number of satellite and telecommunications subscribers continues to grow over the years. The following table gives the number of subscribers (in millions) from 2006 through 2010.

The number of satellite and telecommunications subscribers continues to grow over the years. The following table gives the number of subscribers (in millions) from 2006 through... more

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Finite Math

08/31/20

Find the equation of the least-squares line for the data.

x 1 3 5 7 9 y 9 8 6 2 2 (a) Find the equation of the least-squares line for the data.

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Finite Math

08/24/20

A division of the Gibson Corporation manufactures bicycle pumps. Each pump sells for $10, and the variable cost of producing each unit is 50% of the selling price.

A division of the Gibson Corporation manufactures bicycle pumps. Each pump sells for $10, and the variable cost of producing each unit is 50% of the selling price. The monthly fixed costs incurred... more

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Finite Math

08/24/20

The demand equation for the Wilkinson washable keyboards is p = −0.02x + 80

The demand equation for the Wilkinson washable keyboards isp = −0.02x + 80where x is the quantity demanded per month and p is the unit price in dollars. The corresponding supply equation is given... more

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Finite Math

08/24/20

The sales of digital cameras (in millions of units) in year t is given by the function f(t) = 3.03t + 6.84 (0 ≤ t ≤ 3)

The sales of digital cameras (in millions of units) in year t is given by the functionf(t) = 3.03t + 6.84 (0 ≤ t ≤ 3)where t = 0 corresponds to the end of 2001. Over that same period, the... more

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Finite Math

08/24/20

A division of a company produces income tax apps for smartphones. Each income tax app sells for $7.

A division of a company produces income tax apps for smartphones. Each income tax app sells for $7. The monthly fixed costs incurred by the division are $20,000, and the variable cost of producing... more

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Finite Math Math

08/24/20

Ace Truck Leasing Company leases a certain size truck for $30/day and $0.60/mi, whereas Acme Truck Leasing Company leases the same size truck for $25/day and $0.70/mi.

Ace Truck Leasing Company leases a certain size truck for $30/day and $0.60/mi, whereas Acme Truck Leasing Company leases the same size truck for $25/day and $0.70/mi.(a) Find the functions... more

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Finite Math

08/17/20

Assume the number of U.S. dial-up Internet households stood at 42.5 million at the beginning of 2004 and was projected to decline at the rate of 3.9 million households per year for the next 4 years.

Assume the number of U.S. dial-up Internet households stood at 42.5 million at the beginning of 2004 and was projected to decline at the rate of 3.9 million households per year for the... more

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Finite Math

08/17/20

For the supply equation below, x is the quantity supplied in units of 1000 and p is the unit price in dollars.

For the supply equation below, x is the quantity supplied in units of 1000 and p is the unit price in dollars.1/2x-2/3p+12=0;p=4Determine the number of units of the commodity the supplier will make... more

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Finite Math

08/17/20

For the demand equation below, x represents the quantity demanded in units of 1000 and p is the unit price in dollars. p = −0.2x + 80; p = 40

For the demand equation below, x represents the quantity demanded in units of 1000 and p is the unit price in dollars.p = −0.2x + 80; p = 40(b) Determine the quantity demanded corresponding to the... more

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Finite Math

08/17/20

The demand equation for the Sicard sports watch is p = −0.025x + 50

The demand equation for the Sicard sports watch isp = −0.025x + 50where x is the quantity demanded per week and p is the unit price in dollars.Sketch the graph of the demand equation. (Sketch the... more

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A president, vice president, and 3 at-large members are selected for a school council from 7 people. If there is no difference between the at-large members, how many committees can be formed?

Your bowl contains 7 red balls, and 8 blue balls, and you draw 4 balls. In how many ways can the selection be made so that at least one of each color is drawn?

about selecting three (3) coins, but assume that there are 5 dimes, 4 nickels, and 2 quarters. In how many possible ways can the selection be made so that the value of the coins is at least 25 cents?

please help! 3 circle venn diagram - assignment due at 10pm and im stuck:/

Solve using Gauss Jordan elimination

solving system of equation by matrix method

A universal​ set, with​ n(U) = ​112, is partitioned into three​ subsets: A,​ B, and C. If​ n(B) = ​5⋅n(A), and​ n(C) = 2​⋅n(B), find the number of elements in the subset A.

Probability help please!

Let A,B,C⊆U. If n(U)=54, n(A)=16, n(B)=24, n(C)=25, n(A∩B)=11, n(A∩C)=4, n(B∩C)=7, and n(A′∩B′∩C′)=8, find n(A′∩B′∩C).

Let X,Y,Z⊆U. If n(U)=82, n(X)=24, n(Y)=32, n(Z)=33, n(X∩Y)=11, n(X∩Z)=7, n(Y∩Z)=10, and n(X∩Y∩Z)=3, find n(X′∩(Y∪Z′))

A jazz concert brought in ​$157,000 on the sale of $7,600 tickets. If the tickets sold for $15 and $25 ​each, how many of each type of ticket were​ sold?

Kelly Fisher invested a total of $20,000 in two municipal bonds that have yields of 8% and 9% interest per year, respectively.

Michael Perez deposited a total of $2000 with two savings institutions. One pays interest at a rate of 6%/year, whereas the other pays interest at a rate of 7%/year

Finite Product Codes

The number of satellite and telecommunications subscribers continues to grow over the years. The following table gives the number of subscribers (in millions) from 2006 through 2010.

Find the equation of the least-squares line for the data.

A division of the Gibson Corporation manufactures bicycle pumps. Each pump sells for $10, and the variable cost of producing each unit is 50% of the selling price.

The demand equation for the Wilkinson washable keyboards is p = −0.02x + 80

The sales of digital cameras (in millions of units) in year t is given by the function f(t) = 3.03t + 6.84 (0 ≤ t ≤ 3)

A division of a company produces income tax apps for smartphones. Each income tax app sells for $7.

Ace Truck Leasing Company leases a certain size truck for $30/day and $0.60/mi, whereas Acme Truck Leasing Company leases the same size truck for $25/day and $0.70/mi.

Assume the number of U.S. dial-up Internet households stood at 42.5 million at the beginning of 2004 and was projected to decline at the rate of 3.9 million households per year for the next 4 years.

For the supply equation below, x is the quantity supplied in units of 1000 and p is the unit price in dollars.

For the demand equation below, x represents the quantity demanded in units of 1000 and p is the unit price in dollars. p = −0.2x + 80; p = 40

The demand equation for the Sicard sports watch is p = −0.025x + 50

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A universal set, with n(U) = 112, is partitioned into three subsets: A, B, and C. If n(B) = 5⋅n(A), and n(C) = 2⋅n(B), find the number of elements in the subset A.

A jazz concert brought in $157,000 on the sale of $7,600 tickets. If the tickets sold for $15 and $25 each, how many of each type of ticket were sold?