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Question 352212: A fund raising committee is to be selected from a group of 30 members, including 20 college graduates (15 of whom are women)and 10 people who did not graduate from college (4 of whom are women).
If a chairperson is randomly selected, find the probability of getting man or a college graduate.
In order to get the correct answer do I do this? 20/30 + 11/30
Click here to see answer by sudhanshu_kmr(1152)  |
Question 352263: hello,my name is gabrielle and i go to central high.i am having troble in math.i have an D.i dont know how to multiply and divide. can someone tell me what i can do to help me learn how to multiply and divide.If you can give me a site to go to that would be great.i have adhd and it takes me a long time to understand
Click here to see answer by rfer(12730) |
Question 352477: Can you help me solve this problem that I am confused with.
A student opens a mathematics book to two facing pages. The product number is 156. Find the page number,
The first page is
The second page is
thanks a million
Click here to see answer by jjordan95(63)  |
Question 352683: It takes Juliana 3/4 hour to make a bracelet and 1 hour to make a necklace. She charges $50 for each bracelet and $80 for each necklace. Juliana works no more than 50 hours in one week and makes more than $1000. Write a system of inequalities to represent the combination of bracelets and necklaces. Help me!
Click here to see answer by josmiceli(9817)  |
Question 352783:
As you can tell I am not to good with story problems and find this one confusing, can you help me figure it out.
The width of a rectangle is 1 ft less than the length. The area is 6ft^2. Find the length and the width.
The width is _____.
The length is _____.
Thank you so much. :o)
Click here to see answer by checkley77(12569) |
Question 353050: I would appreciate it if someone can help me out i dont even know where to start with this. Thank You
Set up the objective function and constraints for the following problem. DO NOT SOLVE
The Big-16 Theatre plans to announce their grand opening with radio, newspaper, and TV ads. The radio ads cost $165 each, newspaper ads cost $250 each, and TV ads cost $750 each. They plan to run no more than 20 TV ads and no more than a total of 85 radio and newspapers ads. They estimate that each radio ad will reach 800 people, each newspaper as will reach 2400 people and each TV ad will reach 5000 people. The advertising budget is $30,000. How many of each type of ad should they run so the total number of people reached is a maximum? Write the constraints and objective function for this exercise. Do not solve.
Click here to see answer by stanbon(57967) |
Question 353056: Maximize z= 15x + 20y subject to
3x + 4y <(or equal to) 84
5x + 2y <(or equal to) 70
x >(or equal to) 0
y >(or equal to) 0
this linear programming problem has
a. a unique solution
b. multiple solutions
c. unbounded solution
d. no feasible solution
Click here to see answer by Fombitz(13828)  |
Question 353223: An automobile's distance is given by d=30t (t in seconds, d in metres)
a) graph the function using a suitable scale and any means at your disposal
b)draw the secants from the point (2,60) to each of the points in the graph ending at t=3, 2.5, 2.1, 1.01.
c)determine the equations of eacch of the secants above
d)explain your results form part c.
Can one of the tutors please guide me on part b and c. I dont know how the graph would look like with the secants. And how should i make the scale for the graph. Thank You!
Click here to see answer by stanbon(57967) |
Question 353435: Suppose that x liters of 34% acid solution are mixed with y liters of a 44% solution to obtain 100 L of a 39% solution. One equation in a system for solving this problem is x+y=100. What is the other equation?
Click here to see answer by stanbon(57967) |
Question 353435: Suppose that x liters of 34% acid solution are mixed with y liters of a 44% solution to obtain 100 L of a 39% solution. One equation in a system for solving this problem is x+y=100. What is the other equation?
Click here to see answer by mananth(12270)  |
Question 353556: Which set of points below does the equation 2x=6y-4 go through
A. (2,4),(-1,-5), and (3,7)
B. (4,2),(-5,-1),and (7,3)
C. (-2,-4),(1,5), and (-3,-7)
D. (-4,-2),(5,1), and (-7,-3)
Please help me and thank you
Click here to see answer by vleith(2825) |
Question 353350: Find the equation of the line with slope -1 that is the tangent to the curve y=1/(x-1)
(5marks: 1mark for graph, for the general equation of the line, for getting the quadratic, for solving for K, for the solution)
Click here to see answer by Fombitz(13828)  |
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