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MATH SOLVE
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What is the equation of the line, in slope-intercept form, that contains the points (-1,8) and (2,-1)? A) y= -3x +5 B) y= -x+5 C) y= x+5 D) y= -x+3
General
6 months ago
A building has n floors numbered 1,2,...,n, plus a ground floor g. at the ground floor, m people get on the elevator together, and each gets off at a uniformly random one of the n floors (independently of everybody else). what is the variance of the number of floors the elevator does not stop at? (in fact, the variance of the number of floors the elevator does stop at must be the same (do you see why?) but the former is a little easier to compute.)
General
6 months ago
A rectangular poster is to contain 722 square inches of print. the margins at the top and bottom of the poster are to be 2 inches, and the margins on the left and right are to be 1 inch. what should the dimensions of the poster be so that the least amount of poster is used?
General
6 months ago
I need help with 2 alegbra questions. Get 10 easy points!
General
6 months ago
A meteorologist reports that the ratio of snowfall in January to total snowfall during the average winter is 2 to 5. If 34 inches have falled in January of the current year, find the predicted total snowfall for the entire winter.
General
6 months ago
For numbers 2a-2d without multiplying use the symbols form he list on the right to indicate the product will compare with the factor. Symbols can be used more than once
General
6 months ago
???????????????????????????????????????????????????????????????????????help please i give brainlieast!1-3Q please thank you
General
6 months ago
Consider the line -x+3y=1Find the equation of the line that is perpendicular to this line and passes through the point (7,-5). Find the equation of the line that is parallel to this line and passes through (7,-5). Equation of perpendicular line: Equation of parallel line:
General
6 months ago
Lucia and Maria are business women who decided to invest their money by buying farmland in Brazil. They started their investments at the same time, and each month they buy more land. Lucia bought 11 hectares of land in the first month, and each month afterwards she buys 5 additional hectares. Maria bought 6 hectares of land in the first month, and each month afterward her total number of hectares increases by a factor of 1.4. In which month will Maria's amount of land first exceed Lucia's amount of land?
General
6 months ago
Three dentists wanted to compare the ages of their patients. They each calculated their patients’ mean age and the mean absolute deviation of their ages. They displayed the results in a table. Which statements are true? Select each correct answer. Dr. Cantwell’s patients’ ages and Dr. Singh’s patients’ ages vary about the same amount. Dr. Singh’s patients’ ages and Dr. Appiah’s patients’ ages vary about the same amount. Dr. Appiah’s patients’ ages vary less than do Dr. Singh’s patients’ ages. Dr. Appiah’s patients’ ages vary more than do Dr. Cantwell’s patients’ ages. Dentist Mean patient age MAD Appiah 43 9.7 Cantwell 29 13.9 Singh 41 14.1
General
6 months ago
Add. Show Your Work. 1 4/5 + 1 6/10Subtract. Show Your Work.2 3/4 - 1 2/8
General
6 months ago
Triangle CDX is similar to triangle ABX. Which proportion can be used to find the length of side CD? A) AB BX = CD CX B) AB CD = AX CX C) AB CD = BX CX D) AB BX = CD AX
General
6 months ago
Suppose that circles R and S have a central angle measuring 80°. Additionally, the measure of the sector for circle R is 329π m2 and for circle S is 18π m2.If the radius of circle R is 4 m, what is the radius of circle S?A) 6 m B) 9 m C) 12 m D) 15 m
General
6 months ago
HELP PLEASEbut only answer if you're going to show work, and how you got the answer please!!! will give brainiest if you show work
General
6 months ago
Suppose that circles R and S have a central angle measuring 60°. Additionally, the length of the intercepted arc for circle R is 10 3 π meters and for circle S is 16 3 π meters. If the radius of circle R is 10 meters, what is the radius of circle S? A) 9 meters B) 12 meters C) 14 meters D) 16 meters
General
6 months ago
Ashley uses 1/4 package of raisin for a fruit cake. She then uses 1/9 of the remainder for muffins. What fraction of the package of raisins dose she have left?
General
6 months ago
You are creating a wedding cake for a couple. The couple has already picked out a design that they like. The cake is composed of three tiers. Each tier is a square prism. The bottom tier has a length of 20 inches. The second tier has a length of 14 inches and the top tier has a length of 8 inches. Each tier has a height of 6 inches. The surface of the entire cake will need to be covered in frosting. How many cans of frosting will you need to buy, if each can covers 250 square inches?
General
6 months ago
which value of x is in the solution set of the following inequality -3×+5>17
General
6 months ago
TJ is going to create another scorcher that has the same dimensions will not bee Hollow. She plans to use wood for the new sculpture. What dimensions of the triangular prism Tia need to know in order to determine the amount of work she will need for the sculpture? Explain
General
6 months ago
Darien drew a quadrilateral on a coordinate grid. He rotated the figure 180 degrees and then translated it left 4 units. What are the coordinates of the image of point P?
General
6 months ago
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