05/09/16

Algebra word problem
A business executive travels 1120 miles in a corporate jet and the travels an additional 60 miles by car. the plane ride took two hours longer than the car ride. the jet travels 8 times the speed... more
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05/09/16

doubt for word problem experts
A car travels the first 1/3 of a certain distance with speed of 10km/h the next 1/3 distance with a speed of 20km/h and the last 1/3 distance with a speed of 60km/h the average speed of the car for... more
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05/07/16

A mixture of 6% disinfectant solution is to be made from 8% and 5% disinfectant solutions...How much of each
A mixture of 6% disinfectant solution is to be made from 8% and 5% disinfectant solutions...How much of each should be used if 33 gallons of 6% solution are needed?____ gallons of 8% solution._____... more
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05/05/16

What is the standard form of a linear equation whose graph passes through (3,-5) with a slope of 2/3
What is the standard form of the linear equatio whose graph passes through (3,-5) with a slope of 2/3
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05/05/16

Norman who lives in Fort st.John, is planning to visit his friend in Seattle.
norman who lives in fort st john is planning to visit his friend in seattle he will be travelling through blaine washington the distance from fort st john to blaine is 1221 km. the distance from... more
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05/05/16

Help please
Ellen wishes to mix candy worth $1.01 per pound with candy worth $2.62 per pound to form 30 pounds of a mixture worth $1.98 per pound. How many pounds of the more expensive candy should she use?... more
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05/04/16

A total of 101 tickets are sold. A student ticket costs $1, adult ticket costs $2.50. Total ticket sales are $164. How of each type of ticket were sold?
Please help, I can't figure out how to set up the problem. This should be elimination but I just need help setting it up. Please, its due tomorrow and I really have to get this done, thanks a lot.
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05/04/16

Write as an exponential equation?
Can someone help me, there isn't an example in my textbook to follow:   log6 36 = 2
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05/04/16

-> SOLUTION to get the desired solution
-> SOLUTION: A chemist needs 80 milliliters of a 20% solution but has only 16% and 32% solutions available. Find how many milliliters of each that should be mixed to get the desired solution
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05/03/16

An airplane travels 2310 miles in 3.5 hours with the aid of a tail wind. It takes 4 hours for the return trip, flying against the same wind
So I need help in finding the speed of the airplane in the still and wind and speed of the wind.   Airplane speed:_____ miles per hour?   Wind speed:_____ miles per hour?   Thanks!    
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05/01/16

What are the speeds of the cars?
One car travels 490 miles in the same amount of time it takes a second car traveling 5 miles per hour slower than the first to go 455 miles. What are the speeds of the cars?
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04/30/16

tom drives 280 miles in 5 hours, the next day at the same rate how long will it take to drive 400 miles?
solve using porportions 
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04/29/16

Train speed and time question.
Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 60 mph and train B is traveling at 70 mph. Train A passes a station at 12:20 P.M. If train B passes... more
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04/29/16

A 2 by 6 is 1 1/2 thick
how high would a stack of 2 by 6 boards be if the stack is 10 boards high? Explain
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04/26/16

find the value of b given that the polynomial f(x)=x^3+bx^2-4x-5 when divided by x-3 and has a remainder of -8.
There is no additional details about my question as i dont know what to do and how to start
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04/25/16

Bogani makes 3-legged stools and 4-legged chairs.
Bogani makes 3-legged stools and 4-legged chairs. Last month he used 72 legs altogether. He made 3 more stools than chairs. How many stools and how many chairs did he make?
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04/25/16

How to write an equation in standard form of a line satisfying the line goes through (-1,4)
and is horizontal
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04/25/16

What is the equation of the line parallel to y = 0.75x + 5 and passing through the point (0, 3)?
algebra 
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04/25/16

What is the equation of a line with slope intercept form being -4/5 through [0,7/5].
 With the equation in slope intercept form
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04/24/16

What is the vertex of y=—x^2 + 4x -1
Hi, this equation makes no sense. When I calculate the vertex I get (2,11) but my book is saying the answer is (2,3)? I don't understand how it can be (2,3) . This is what I did:    (-b)/(2a) =... more
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04/21/16

Question #26
The side of one cube is 2 cm more than the side of another cube. The volumes of the cubes differ by 152cm^3. Find the lengths of the sides of each cubes. 
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04/21/16

Word problem
Dorothy is an architect, and she is building a scale model of a house that is 40 feet high, 56 feet long, and 88 feet wide. What should be the dimensions, in feet, of the model Dorothy is building... more
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04/21/16

A jar contains 12 marbles, 5 of which are green and 7 of which are blue. If 2 marbles are chosen at random (without replacement) and then 2 additional marbles
A jar contains 12 marbles, 5 of which are green and 7 of which are blue. If 2 marbles are chosen at random (without replacement) and then 2 additional marbles are chosen at random (without... more
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04/20/16

how can -ab\2-ab\2=-ab
a2/4-ab/2-ab/2+b2
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04/20/16

Find the mean of all even numbers that can be formed using exactly three of the digits 2,3,5, and 7.
 Find the mean of all even numbers that can be formed using exactly three of the digits 2,3,5, and 7.
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