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Malik stops at the grocery store to buy a bag of diapers and 2 cans of formula. He spends a total of $37. The next week he stops and buys 2 bags of diapers and 5 cans of formula for a total of $87. How much does a bag of diapers cost? How much is one can of formula?
General
4 months ago
If my bill is $160 and they’re going to takeoff 25% of the total bill how much money will I give them
General
4 months ago
___________ Qualitative Inferential Descriptive Quantitative statistics consists of organizing and summarizing information collected, while ___________ qualitative quantitative descriptive inferential statistics uses methods that generalize results obtained from a sample to the population and measure the reliability of the results.
General
4 months ago
A quadrilateral has vertices at A(-5,5), B(1,8), C(4,2), and D(-2,-2). Use slope to determine if the quadrilateral is a rectangle. Show your work.
General
4 months ago
A researcher reports that the time (in minutes) it takes children who are "picky eaters" to finish their vegetables is negatively skewed, with children finishing their vegetables in 4.2±1.0 (M±SD) minutes. Based on Chebyshev's theorem, we can conclude that68% of children finished their vegetables in 3.2 to 5.2 minutes.50% of children finished their vegetables in at least 3.2 minutes.99.7% of children finished their vegetables in 2.2 to 6.2 minutes.At least 89% of children finished their vegetables in 1.2 to 7.2 minutes.
General
4 months ago
Is the selection a permutation, a combination, or neither? A student checks out 5 novels from the library. Choose the correct answer below. A. The selection is a combination. B. The selection is a permutation. C. The selection is neither a permutation or a combination.
General
4 months ago
Miriam is picking out some movies to rent, and she is primarily interested in comedies and foreign films. She has narrowed down her selections to 10 comedies and 15 foreign films. How many different combinations of 3 movies can she rent if she wants at least two comedies?
General
4 months ago
Two angles are complementary. The measure of the larger angle is 10 more than 4 times the measure of the smaller angle. Find the measures of both angles.Can someone please help me?
General
4 months ago
A box with a square base is wider than it is tall. In order to send the box through the U.S. mail, the width of the box and the perimeter of one of the (nonsquare) sides of the box can sum to no more than 117 in. What is the maximum volume for such a box? Maximum Volume =
General
4 months ago
Suppose that 0 < c < π/2. For what value of c is the area of the region enclosed by the curves y = cos(x), y = cos(x − c), and x = 0 equal to the area of the region enclosed by the curves y = cos(x − c), x = π, and y = 0? (Note: These areas are in the interval 0 ≤ x ≤ π.)
General
4 months ago
Tarik rides a stationary bike and Janet rides her bike on a trail. Their data is shown • Explain why the graph representing Janet's data does not model a proportional relationship. • Justify why the table of values representing Tarik's data does model a proportional relationship. What was Tarik's unit rate in minutes per mile? Enter your explanation, justification, and answer in the box provided. PLEASEEEEEE HELPPPP ASAP!!!
General
4 months ago
Which situations can be represented by the proportion 1/2 = 1/4? Check all that apply.If 8 people can wash a car in •1/4 hour, then 4 people can wash the same car in 1/2 hour.•If 8 people can eat 1/2 of a watermelon, then 4 people can eat 1/4 of the watermelon.•If 1/2 pound of steak costs $8, then 1/4 pound of steak costs $4.•If 1/2 a pot holds 4 fluid Ounces of water, then 1/4 of the pot holds 8 fluid ounces.
General
4 months ago
Suppose f '' is continuous on (−[infinity], [infinity])(1) If f '(-1) = 0 and f ''(-1) = -7, what can you say about f?a)At x = -1, f has local maximum.b)At x = -1, f has a local minimum. c) At x = -1, f has not a maximum or minimum.d) There is not enough information.(2) If f '(4) = 0 and f ''(4) = 0, what can you say about f?a) At x = 4, f has local maximum.b) At x = 4, f has a local minimum. c) At x = 4, f has not a maximum or minimum.d) There is not enough information.
General
4 months ago
If you conducting a survey to determine the public opinion on whether hockey is too dangerous, which of the following samples would be the least biased and most useful A. Fans at a football gameB. Fans at a hockey game C. Group of local sportscasters D. Group of shoppers at a shopping mall
General
4 months ago
Select all of the following points that lie on the graph of f(x) = 7 - 3x.(-2,1)(-1, 10)(2,1)(1,5)(0,7)
General
4 months ago
What is the range of the function?all real numbers less than or equal to 4all real numbers less than or equal to -3all real numbers greater than or equal to 4all real numbers greater than or equal to -3
General
4 months ago
can someone help me please!!What are the domain and range of each relation?Drag the answer into the box to match each relation.Points plotted on a coordinate plane. The horizontal x-axis ranges from negative 5 to 5 in increments of 1. The vertical y-axis ranges from negative 5 to 5 in increments of 1. Five points are plotted. Begin ordered pair negative 1 comma 1 end ordered pair. Begin ordered pair 4 comma 4 end ordered pair. Begin ordered pair negative 1 comma negative 1 end ordered pair. Begin ordered pair negative 3 comma 1 end ordered pair. Begin ordered pair negative 3 comma negative 4 end ordered pair.{(−4, 3), (−4, 4), (−3, 1), (1, 1)}
General
4 months ago
A store selling newspapers orders only n = 4 of a certain newspaper because the manager does not get many calls for that publication. If the number of requests per day follows a Poisson distribution with mean 3, (a) What is the expected value of the number sold? (b) What is the minimum number that the manager should order so that the chance of having more requests than available newspapers is less than 0.05?
General
4 months ago
William is 3 years, older than Charmine. The sum of 3 times Charmaine's age and 2 times William's age is 76. How old are William and Charmaine? Show your work
General
4 months ago
A TV company when purchasing thousands electronic components apply this sampling plan: randomly select 15 of them and then accept the whole batch if there are at most two defective components. If aparticular lot has a 3% of defective components, what is the probability that the whole lot is accepted? In addition,if they purchased2500electroniccomponents,whataretheexpectednumberofdefectivesinthislotof 2500?Find the standard deviation.
General
4 months ago
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