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An employer uses the linear regression equation to predict the weekly salary, y, of an employee who sells x dollars worth of merchandise. Last week, Joaquin sold $1500 worth of merchandise. The same w
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Hello, I asked this question earlier, but received no answer to it; I thought I had solved this problem; however, I realized that the problem
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Last Saturday,the AMC Theater soldb 1,456 tickets.The theater sold 6 times as many regular price tickets as it sold discount tickets. Part A:Jessica says that the expression 1,456÷6 gives the number
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Rewrite the following expression using rational exponents:
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23. Which of the following is a factor of x2 +3x40?
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Tyler throws a water balloon into the air from the top of a building, and it lands on the ground. The graph below models the height of the water balloon throughout its flight. Select the most appropri
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A rectangular storage container with an open top is to have a volume of 50 cubic meters. The length of its base is twice the width. Material for the...
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This is one question! This is the problem we are given :
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The daily cost of producing x high performance wheels for racing is given by the following function, where no more than 100 wheels can be produced each day. What production level will give the lowe
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Solve the system of equations using substitution or elimination by addition Show work.
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Suppose 120 geology students measure the mass of an ore sample. Due to human error and limitations in the reliability of the balance, not all the...
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The balance owed on your credit card doubles from $1000 to 2000 in 4 months. If your balance is growing exponentially, how much longer will it be
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Estimate the product by rounding the numbers so that the resulting arithmetic can easily be performed by hand or in your head. Then use a calculator to perform the computation. How reasonable is your
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Adam reads 1/3 part of a book in 2 1/7 hours. How much time will he need to read the whole book? Simplify your answer and write it as a proper fraction or a whole or mixed number. Show your work.
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Yolanda's sunflower plant was 64.34 centimeters tall in july.during august, the plat grew 18.2 centimeters.
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What is the angular velocity of a 6–foot pendulum that takes 3 seconds to complete an arc of 14.13 feet? Use 3.14 for π. a) 45 degrees/second b) radians/second c) radians/second d) 85 degrees/sec
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The product of two numbers is 1 1/7. If one of them is 7 1/5, find the other number. Simplify your answer and write it as a proper fraction or as a whole or mixed number. Show your work.
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The following equation is used in meteorogy to determine the temperature humidity index T: T=2/5 (w + 80) +15. Where w represents the wet-bulb thermometer reading. For what values of w would T range f
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Suppose y varies directly with x, and y = 8 when x = -6. What direct variation equation relates x and y? What is the value of y when x = -2?
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The question I'm having a hard time with is this. quot;Consider the following equation: The area of a trapezoid is 154 cm squared.
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Sam constructs 3/4 of the wall in 1 2/3 days. How many days will he need to construct the wall? Simplify your answer and write it as a proper fraction or as a whole or mixed number. Sow your work.
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Rex walks 3 1/7 km in 1 1/4 hours. At the same speed , how long will he go in one hour? Simplify your answer and write it as a proper fraction or as a whole or mixed number. Show your work.
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Which equation represents the line that passes through the points (–4, 3) and (2, –12)? A) –9x + 2y = 42 B) x + 2y = 2 C) 5x + 2y = –14 D)2x + 5y = 7
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Kevin and Randy Muise have a jar containing 73 coins, all of which are either quarters or nickels. The total value of the coins in the jar is $
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The scale on a blue print of a house is 1/4 in.=1 ft. On the blue print, the front of the house is 5 1/4 inches wide. What is the actual width of the house?
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solve the equation by using the quadratic formula x 2 =+7=9x
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Translate each of the following arguments into quantified form and prove that each is valid using natural deduction.
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Find the dimensions of the closed rectangular box with square base and volume 8000 cubic centimeters that can be constructed with the least amount of...
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Nicole has been given a list of 5 bands and asked to place a vote. Her vote must have the names of her favorite and second bands from the list. How many different votes are possible?
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The gravitational force between two point masses x meters apart is given by, f(x)= (23*10^-29)/x^2 (a) Suppose one mass is held fixed at the point
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Richard Saltwood’s car averages 620 miles on its 20-gallon tank of gas. If Richard runs out of gas and a mechanic comes to his rescue with 2 1/4 gallons of gas, determine how far his car can go
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Gates had a pocketful of money in twenties, fifties, and hundreds. The number of twenties was six more than twice the number of hundreds. He had 78 bills, and a total of $3,560. Determine how many of
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Ella was born early in the morning on a Friday. She got married on the 10,000th day of her life. What day of the week was it? (stats)
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Edward invested $1600 in a savings account for 8 years. At the end of 8 years, his savings account had $1920 in it. If $1600 represents P, the principal amount, which percent represents the annual sim
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Let 41512y=f(x)=\frac{1}{3}x^{3}-4x^{2}+15x+12 . (1) Find f'(x) . (2) Find the critical points of f(x) , that is, find the zeros of f' . (3) Find the...
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Crystal earns 5.50 per hour mowing lawns a. write a rule ti describe how the amount of money m earned is a function of the number of hours h spent mowing lawns b. How much dose crystal earn if she woe
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Find entire length of this two bedroom apartment in terms of x.
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A store sells candy at $.50, $1, $1.50, $2, and $3 per kilogram. How many kilograms of each kind of candy does $3 buy?
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find the indicated root, or state that the expression is not a real number.
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Select the order pair(s) that are solutions to this system of inequalities: y < -3x + 2 y ≥ x - 1
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Write an inequality for your classmates to solve. In your inequality, use both the multiplication and addition properties of inequalities.
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Deluxe River Cruises operates a fleet of river vessels. The fleet has two types of vessels:
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Solve the linear programming problem by the method of corners. Maximize: P = 3x + 7y subject to:
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Write g(x) = 40x + 4x2 in vertex form. Write the function in standard form. Factor a out of the first two terms. Form a perfect square trinomial. Write the trinomial as a binomial squared. g(x) = 4x2
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When the price for admission to a sporting event was $100 per ticket, 50,000 people attended the event. When the price increased to $108, the...
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A) (5x–1)(2x+1)–10x^2=0.6 b) What polynomial should be subtracted from the polynomial y^2–5y+1 to get the difference equivalent to: 4y^2–y+7 PLEASE HELP
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Sin s (Type an exact answer, using radicals as needed. The following is obtained for a stored value of X. What will be displayed for the expression
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4 5. From a group of 10 boys and 12 girls, a committee of 4 students is chosen at random. What is the probablility that a. all 4 members of the
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Formula = Cvar = Then compare the percentages. I got a 85 on my English test and you got a 36 on your Spanish test. Who did better? How can we
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NEWTONquot;S LAW OF COOLING: Suppose that an object is cooling down and its surroundings have a constant ambient temperature, Ta .
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