11/23/14

S(p) = 5250-40p and D(p) = 170, where p is the price. Find the equilibrium price for caps at the game. then find the equilibrium quantity.
suppose that the quantity supplied S and quantity demanded D of baseball caps at a major league game are given by the fuction S(p) = 5250-40p and D(p) = 170, where p is the price. Find the... more
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11/23/14

Calculate the producers' surplus for the supply equation at the indicated unit price p. (Round your answer to the nearest cent.) p = 10 + 2q; p = 22
Calculate the producers' surplus for the supply equation at the indicated unit price p.(Round your answer to the nearest cent.)p = 10 + 2q; p = 22
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11/23/14

Word Problem... Question below. It was to long
Bob had $20,000 to invest for one year and he invested different amounts in two accts. The first acc was a CD that earned interest at a 6% annual simple rate. The second acct was a money market... more
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11/23/14

Use common logarithms or natural logarithms
Use common logarithms or natural logarithms and evaluate to four decimal places.    log x 44
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11/22/14

What would be a quartic equation whose first and second derivatives factor
Non zeros
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11/22/14

how do you factor: f(x(y))=-x^3+17x^2-16
The answer is (y+11)(2-y)(2+y).  
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11/18/14

Math Question…
Min-Jee is planting two rectangular flower beds. One bed is 2.78 feet by 4.81 feet, and the other bed is 2.78 feet by 5.61 feet. Which expression does NOT represent the total area in square feet of... more
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11/17/14

algebra help
suppose a spacecraft recently started on a journey inside the solar system. the trip is 4.5 x 109   miles long and will take 8 1/2 years. How many miles will the spacecraft travel per year?
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11/17/14

F(4))=-8,f(-3)=1 equation for linear function f
what would the equation for linear function f with given value f(4)=-8,f(-3)=1
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11/16/14

two equations
Canola Oil is 7% saturated fat.  A corn oil that is 14% saturated fat is mixed with the Canola oil, to get a blend that is 11% saturated fat.  How many gallons of corn oil must be mixed with 600... more
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11/13/14

if 3/4 of the voters selected abe jones for president. if 4828 people voted in the election, how many voted for abe jones?
if 3/4 of the voters selected abe jones for president. if 4828 people voted in the election, how many voted for abe jones?
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11/13/14

Solve equation
solve (1/9)^x=-9 and (1/9)=9 for x  
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11/13/14

two similar figures and their area
The perimeters of two similar figures are 8 in. and 48 in. What is the ratio of the of the two figures?
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11/12/14

Write and graph an equation that represents this situation. What are three combinations of field goals x and extra points y he could have made?
Mike scored 56 points during the season kicking field goals (3 points) and extra points (1 point). Write and graph an equation that represents this situation. What are three combinations of field... more
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11/11/14

Deirdre,Tara and Caitlin can complete a certain job in 5 days. Deirdre can do the job alone in 12 days. Tara can do the job alone in 10 days. How many days woul
Deirdre,Tara and Caitlin can complete a certain job in 5 days. Deirdre can do the job alone in 12 days. Tara can do the job alone in 10 days. How many days would it take Caitlin alone to complete... more
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11/11/14

The weight V of an object on Venus varies directly as its weight E on earth. A person weighing 100lb on earth would weigh 83.8 LB on Venus. How much would a pe
The weight V of an object on Venus varies directly as its weight  E on earth. A person weighing 100lb on earth would weigh 83.8 LB on Venus. How much would a person weighing 180lb on earth weigh on... more
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11/11/14

To determine the number of rabbits in a forest a conservationist catches 60 rabbits tags them and let's them loose, later 50 rabbits are caught, 12 of which are
To determine the number of rabbits in a forest a conservationist catches 60 rabbits tags them and let's them loose, later 50 rabbits are caught, 12 of which are tagged. Estimate how many rabbits... more
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11/09/14

Problem solving using rational expressions
A hurricane strikes a rural area without food or water. Three crews arrive. One can dispense food in 10 hrs a second in 15hrs and a third in 20hrs. How long will it take all three crews working... more
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11/09/14

How long would it take to fill the daily quota of water bottles with all three machines working?
Three machines are filling water bottles. The machines can fill the daily quota of water bottles in 42 h, 48 h, and 56 h, respectively. How long would it take to fill the daily quota of water... more
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11/09/14

math word problem
a 15% batch of antiseptic that is 60% alcohol needs to be made. How much of a 30% alcoho antiseptic needs to be mixed with a 70% alcohol antiseptic to get the desired concentration for the 15 liters?
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11/09/14

a youth organization collected nickels and dimes for a charity drive
By the end of the 1-day drive, the youth had collected $63,000. If there were four times as many dimes as nickels, how many of each type of coin was collected? 
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11/09/14

Probability Question 5
A committee of 3 members is selected from a club made up of 10 junior members and 20 senior members What is the expected number of juniors in the committee?
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11/09/14

Lines, Parabola, and Systems
A building contractor wants to fence in a rectangular plot adjacent to a straight highway using the highway for one side, which will be left unfenced. If the contractor has 500 feet of fence, find... more
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11/08/14

Math Homework
x=-11,y=11
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11/08/14

expressions
If f (x) = square root x^2 -1 and g(x)= sqrt x-1, which expression represents for f(x)/g(x)for x>1?     A. sqrt x B. 1/sqrt+1   C. sqrt x+1   D. sqrt x-1   I can't figure out which... more
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