Sunday
May 19, 2013

# Posts by keisha

Total # Posts: 278

statistics
refer to a bag of marbles containing 5 green marbles, 4 red marbles and 2 yellow marbles. Three marbles are drawn from the bag, without replacement. What is the probabilty that all three marbles drawn are green?

Marketing
To compete more successfully with its many competitors offering packaged cookies, Famous Amos added its own line of extra chunky premium cookies. This seems to be an effort at: A. Market development. B. Combination. C. Market penetration. D. Product development.

math
Adam Imran and Shakeel were playing a card game Adam scored x points Imran scored 3 points fewer than Adam, Shakeel scored twice as many points as Imran Together they scored 39 points 1 Write down in terms of x an expression for the number of points scored by Shakeel. 2 Write ...

math
expand and simplify (2x+5)(3x-4)

college
Why is HC3HO considered a weak acid? Why is NaOH considered a strong base? Why is Mg(NO3)2 considered a salt?

chenistry
Calculate the molarity of the following. 45 grams of Na2SO4 dissolved to make 500 ml of solution 30 grams of C4H8O4 dissolved to make 450 ml of solution

math
the sin of theta =1/2 how do i figure out what theta is without using the calculator?

math
Can someone show me how to evaluate the integral from 0 to 5 of x/(x^2 + 4) dx ?

math
how do i evaluate the integral of the absolute value of x from -2 to 1? can someone show me? thanks.

Math
If in the set A, 3x-4 and B 2x+5, with X is an intersect between the two sets, how do i find for x?? I already know the ans is 9, but need help with the working. Do i just bring the 4 over to 5 and change the sign then add.

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