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The cost of 11 gallons of regular gasoline and 16 gallons of premium gasoline is $58.55. Premium costs $.20 more per gallon than regular.
How do we write the equation of a horizontal line? What would be an example? How do we write the equation of a vertical line? What would be an example?
If there are twice as many undergraduate students as there are graduate students, then what fraction of the commuters drive more than 40 miles daily?
Solve each system by the substitution method only. Show calculations and use formulas.
In a study of workers at Wong laboratories, it was found that the number of components assembled per hour by the average worker t hours.
Solve each system by the substitution method only. Provide complete and step by step solution for the question.
When graphed, the function gives a line with a slope of -0.15. There is 29.35 in credit remaining on the card after 29 minutes of calls.
Use the contrapositive to explain (no proof necessary) that f is a one-to-one function. Consider the following function f: R --> R defined by f(x) = x3 - 5.
In October , the zoo had a special week called "Halloween week". On the last day of October, they had a party where everyone wore costumes.
The supplement of an angle measures 40° more than twice its complement. Find the measure of the angle.
Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 40mph and train B is traveling at 48 mph.
At the end of the year, a business has made a profit of $151,000. They must calculate the amount of tax due to the federal government and to the state.
Betty Malloy owner of the Eagle Tavern in Pittsburgh, is preparing for Super Bowl Sunday, and the must determine how much beer to stock.
If the churning machine can makes 5 full turn=5s in 20 minutes, what is the total number of turns it makes in one hour?
The resultant of two forces acting on a body has a magnitude of 80 pounds. The angles between the resultant and the forces are 20° and 52°.
Mr. Joe plans to fence in a rectangular barn lot for his cows. He plans to make a barbed-wire fence that has 3 strands of wire.
Write a mathematical model representing the total parking cost, C, in terms of x for the following (assume John is parking for more than 2 hours)
Cindy organized a checker tournament for her class. Each player was to play one game against every other player. Eight students signed up to play.
Definition: A real number if x is called a cluster point of the sequence provided some subsequence of the sequence converges to x.
A cubical box measures 55 centimeters on each side. If the contents are worth $0.17 per cubic centimeter, how much are the contents worth?
Random variable x and y have the joint density function defined, what is the expected value of the function g(XY)=XY^2
They may have only singles, doubles, and triples. Create one or more numbersentences that would support your conclusions.
The Jackson triplets, Jenny, John, and James, are in different algebra classes at City High. On their final exams, Jenny scored 85.
Break-Even Analysis The cost function for flavored coffee at an upscale coffeehouse is given in dollars C(x) = 3x 1 + 160,by where x is in pounds.
he population of India in 2005 was 1,080,264,388 (there is more recent data available, so use the most recent you can find).