05/02/15

Find distance and length of straightaway
There is a 1000.00- meter track. The track consists of two semicircles and two equal and parallel straightaways, AB and CD.   A. - Find the length of each straightaway    B. - Find the distance... more
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05/02/15

Find polynomials that represent the volume and outside surface area of the box.
Use geometry to solve the problem. A square piece of cardboard is 17 inches on a side. A square piece x inches on a side is cut out from each corner. The flaps are then turned up to form an open... more
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05/02/15

Find the cost of resurfacing the track.
An elliptical shaped track is shown. The cost of resurfacing the track is $0.45 per square foot. Find the total cost of resurfacing the track. Round the answer to the nearest ten dollars.   Track... more
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05/02/15

Sarah can paint a small room in 45 minutes. Sam can paint that same room in 20 minutes. If they work together, how long will it take them to paint the room?
I seriously need help, I don't understand this at all and it says show all work so I know I'm screwed, Help Please?
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05/02/15

Need Help!!
A model rocket is launched with an initial upward velocity of 195 ft/s. The rocket's height h (In Feet) after t seconds is given by the following.    h=195t-16t2    Find the values for t for... more
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05/02/15

Algebra World Problem.
Sarah took the advertising department for her company on a round trip to meet with a potential client. Including Sarah a total of 17 people took the trip. She was able to purchase coach tickets for... more
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05/02/15

graph the compound inequalities
sole the Inequality and graph its solution -14<7+<21
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05/02/15

Inequalities
a warehouse store sells food and other consumer goods for discounted prices. on average, customers pay 20% less at the warehouse store than they would at other retailers. customers of the warehouse... more
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05/02/15

Vectors:right triangle, two vertex known and a direction vector parallel to unknown point
The endpoints of the hypotenuse of a right triangle ABC are A(-10,10,9) and B(14,0,-4). The point C lies on the line that passes through the point A and is parallel to the vector 2i-2j-k. Determine... more
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05/02/15

Mathematics Camp Algebra Question
A mathematics camp is being held in Canberra for students from schools in the eastern states. New South Wales is to have 4 more students than the camp of Victoria, Queensland is to have half the... more
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05/02/15

Find the tangent of 89 degrees 12minutes 59 seconds (89 degrees 12' 59'')
answer as 3 place decimal 
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05/02/15

A swimming pool is 40 feet long by 20 feet wide.The entire pool is 4 feet deep. Given that 2 cu foot equals 7.5 gallon, how many gallons of water does the pool?
volume of a cuboid
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05/02/15

A bronze bushing weighs 1.50 pounds. Find the weight of 1.00 cubic inch of bronze.
Bushing/cylinder Diameter= 1.900 inch Height= 2.750 inch Wall thickness 0.350 inch
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05/02/15

Solving Exponential Equations? Help?
Hello, I am having some trouble with exponential equations here.    2^1-3x = 5^x+1   The problem I am having with this equation here, is that there is a 3x, which is locked together, and the... more
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05/02/15

My question is based on vectors....Its an MCQ typo.. I am new to vectors .... so not sure about the answer... pls answer with explanation
Let vector C = Vector A + Vector B thenA) Magnitude is C always > Magnitude of AB) It is possible to have Magnitude of C < Magnitude of A and Magnitude of C < Magnitude of B.C) C is always... more
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05/02/15

the complex fraction 1+1/1+1/1+2 has value of
1+    1         1+  1             2
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05/02/15

Determine the area of a circle with a 3 meter radius between 125 degrees and 212 degrees.
I am unsure how to solve using the degrees.
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05/02/15

determine the length of wire in feet in a coil of 65 turns if the average diameter of the coil is 27.20 inches
 Thank you to anyone who can help.
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05/01/15

Involves exponential and log functions
The temperature, T ( Degree C), of a quenched steel plate at time t is given by T = f(t) = 10 + 85/1 + e^ (t−60)/10 where 0 ≤ t ≤ 100 measured in seconds. (a) We want to know when the temperature... more
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05/01/15

Theoretical probability of the sum of two dices
you have two dices that have each have one side with one dot, two sides with two dots and three sides with three dots. you roll these dice and the possible sums are 2,3,4,5, and 6. What are the... more
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05/01/15

How do you work out this problem?
A ski manufacturer makes two types of downhill skis. Type A takes 4 labor hours to manufacture and 1 labor hour to finish. Type B takes 3 labor hours to manufacture and 1 labor hour to finish. The... more
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05/01/15

a grocer wishes to mix $120 tea with $1.50 tea to make a mixture of 60 pounds worth $1.30 a pound. how many pounds of each kind must he mix?
It is a mixture  word problems ?
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05/01/15

a container has 500 liters of milk from the container 100
a container has 500 liters of milk from the container 100 liters of milk is taken out and is replaced by water how much milk is left in the container now after three such processes
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05/01/15

what must be deducted from each of the number 7,10,12,18 so that the resultant numbers are the proportion
what must be deducted from each of the number 7,10,12,18 so that the resultant numbers are the proportion
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05/01/15

y=a*x^m-b*x^n What is the radius of curvature when x = 0?
My particular case for the above curve: a=0.328b=0.3258m=0.5251n=1.2232   I am looking for the radius of curvature when x = 0.   Thank you.
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