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MATH SOLVE
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What is the equation in slope intercept form of the line that passes through the point(2,-2) and is perpendicular to the line represented by y= 1/4x+ 2?
General
2 months ago
Write a problem that can be solved using the equation:9x+14=100A.9 dogs and 14 dogs and 14 cats cost $100B. Ty wants to buy 14 dogs, but they cost $100, how much more does he need?C. Ty saved $14 and he earns $9 each week. How many weeks will it take till he has $100?
General
2 months ago
A jar contains 30 red, 30 blue, and 60white buttons. You pick one buttonat random, find the probability that itis red.
General
2 months ago
You by a t shirt at the fair that costs the owner $12,but your markup is 30%. Tax is 7%. How much money do you owe
General
2 months ago
A planet rotates through one complete revolution every 22 hours. Since the axis of rotation is perpendicular to the equator, you can think of a person standing on the equator as standing on the edge of a disc that is rotating through one complete revolution every 22 hours. Find the angular velocity of a person standing on the equator.
General
2 months ago
The weights of ice cream cartons are normally distributed with a mean weight of 8 ounces and a standard deviation of 0.4 ounce. a) What is the probability that a randomly selected carton has a weight greater than 8.13 ounces? b) A sample of 16 cartons is randomly selected. What is the probability that their mean weight is greater than 8.13 ounces?
General
2 months ago
When a certain tree was first planted, it was 4 feet tall, and the height of the tree increased by a constant amount each year for the next 6 years. At the end of the 6th year, the tree was 1/5th taller than it was at the end of the 4th year. By how many feet did the height of the tree increase each year? a) 3/10 b) 2/5 c) 1/2 d) 2/3 e) 6/5
General
2 months ago
1. The SAT test scores have an average value of 1200 with a standard deviation of 105. A random sample of 35 scores is selected for study. A) What is the shape, mean(expected value) and standard deviation of the sampling distribution of the sample mean for samples of size 35? B) What is the probability that the sample mean will be larger than 1235? C) What is the probability that the sample mean will fall within 25 points of the population mean? D) What is the probability that the sample mean will be less than 1175?
General
2 months ago
The labor force participation rate is the number of people in the labor force divided by the number of people in the country who are of working age and not institutionalized. The BLS reported in February 2012 that the labor force participation rate in the United States was 63.7% (Calculatedrisk.com). A marketing company asks 120 working-age people if they either have a job or are looking for a job, or, in other words, whether they are in the labor force.For the company’s sample, the probability that the proportion of people who are in the labor force is greater than 0.65 is ______.0.61790.30000.11790.3836
General
2 months ago
In a survey, 1,000 mothers and fathers are asked about the importance of sports for boys and girls. Of the parents interviewed, 75% said genders are equal and should have equal opportunities to participate in sports. Assuming that .75 is correct for the population, what are the mean, standard deviation, and shape of the distribution of the sample proportion p with hat on top for n = 100? .75, .0433, approximately normal .75, .00433, approximately normal .75, .25, symmetric but not normal .75, .0137, approximately normal .75, .0433, symmetric but not normal
General
2 months ago
Which scatter plot shows a negative nonlinear association?
General
2 months ago
What is the area of a circle with a radius of 7 cm? (Use 3.14 for pi and round to the nearest tenth.)
General
2 months ago
Sarah only knows the diameter of a circle. What should she do to find the radius?Multiply the diameter by 2.Divide the diameter by 2.Multiply the diameter by piDivide the diameter by pi
General
2 months ago
Graph y−2=−34(x−6) using the point and slope given in the equation.Use the line tool and select two points on the line.
General
2 months ago
Find the length of AC. Use that length to find the length of CD. What is the length of CD? Round to the nearest tenth.A) 2.3 cmB) 4.0 cmC) 10.7 cmD) 18.6 cm
General
2 months ago
(70 points)Which of the following has a graph that is a straight line? Equation 1: y = 5x2 + 41 Equation 2: y = 14x5 − 4 Equation 3: y = 12x + 17 Equation 4: y4 = 2x − 1Which of the following ordered pairs could be placed in the table and still have the relation qualify as a linear function? Input(x) Output(y)1 123 95 6? ? (7, 3) (7, 10) (3, 3) (3, 10)
General
2 months ago
List the steps to construct parallel lines using a compass and straightedge. List the steps to construct parallel lines using a drawing program. List the steps to construct perpendicular lines using a compass and straightedge. List the steps to construct perpendicular lines using a drawing program.
General
2 months ago
Landon babysits and works part time at tge water park over the summer. onw week, he babysat for 3 hours and worked at the water park for 10 hours and made 109$. the next week he babysat for 8 hours and worked at the water park for 12 hours and made 177$. how much does London make per hour at each job ? 1 define your variables ,- what are you solving for 2 set up equations - using the information given 3 solve the system using your method of choice
General
2 months ago
Your total bill at a restaurant is $24.89 you were very pleased with your service so you decide to leave a 20% tip what is the amount of the tip you will leave your waiter
General
2 months ago
a mango farm contains 1250 mango trees. Each tree produces an average of 160 mangoes during the summer. How many such mango farms are needed to produce 8,000,000 mangoes during the summer?
General
2 months ago
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