08/31/16

What is f(x) = x-4 over the square root of x
I can't solve this  please help!
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08/30/16

How many milliliters of water must be mixed with 25 milliliters of a 30% sulfuric acid solution to obtain a 20% sulfuric acid solution?
How many milliliters of water must be mixed with 25 milliliters of a 30% sulfuric acid solution to obtain a 20% sulfuric acid solution?          Solve this please
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08/30/16

A,B and C are 3 points of a line. AB=BC=10, the coordinates of C is 8 and the coordinate of A is greater than the coordinate of B.What are the coordinates of A
A,B and C are 3 points of a line. AB=BC=10, the coordinates of C is 8 and the coordinate of A is greater than the coordinate of B.What are the coordinates of A and B?
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08/25/16

Determine the x-intercepts of the parabola.
please help me, I've done this a billion times.   A parabola of the form y=ax2+bx+c has a vertex located at x=2. The y-coordinate of the parabola at x=5 is 0/6. The y-coordinate of the parabola... more
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08/24/16

hard math problem
what is the fifth term of this sequence? a1=-3,an=-2n-1
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08/22/16

Find the simple interest. Assume a? 360-day year. ?$9193.46 at 4.1 ?% for 88 days
this is a finite math question   i = prt   im stuck to   p=9193.46 r=0.041 t=88/12   i dont know if i am right or wrong please help asap
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08/22/16

(5,9) m=-9
Find the slope in y intercept form
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08/18/16

The drug test is 96% accurate.The population being tested is known to have 10% drug users. Let's consider 1000 people being tested.
P(Non Drug User | Tested Positive) = Write answer as a decimal rounded to three decimal places. (This would be the probability of an innocent person being falsely accused or a false... more
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08/15/16

Find the coordinates of the intersection
Find the coordinates of the intersections of y1=x-(x^3/6)+(x^5/120) y2=x^2 Make a sketch of the functions on the grid below. Estimate the x,y coordinates to decimal places. There are 3... more
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08/09/16

Find the coordinates of the intersections :)
Find the coordinates of the intersections of    y1=x-(x^3/6)+(x^5/120)   y2=x^2     Make a sketch of the functions on the grid below. Estimate the x,y coordinates to decimal places. There... more
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08/08/16

Find the probability that a butterfly will live between 12.04 and 18.38 days.
Laboratory experiment shows that the life of the average butterfly is normally distributed with a mean of 18.8 days and a standard deviation of 2 days.
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08/08/16

If 500 fuses are produced each day, how many can we expect to find each day that are defective ?
Consider the following binomial experiment: The probability that a fuse produced by a certain company will be defective is 37⁄100.
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08/01/16

stats question
Do left-handed people live shorter lives than right-handed people? A study of this question examined a sample of 949 death records and contacted next of kin to determine handedness. Note that there... more
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07/27/16

Find the maximum and minimum values of the objective function
Find the maximum and minimum values of the objective function 15y over the region of feasible solutions.   Shape with points at (3,10)(7,9)(7,8)&(3,0).   What is the maximum value of the... more
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07/25/16

How do I write out 131 more $20 tickets than $10 tickets
I just need to know how to write out the mathematic equation for the information given
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07/25/16

Financial mixture problems
Sam has $120,000 invested in an account that pays 4.5% interest. How much would he need to invest in an account that pays 5.7% interest to raise his combined yield to 5%?    How do I do this... more
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07/25/16

Find coordinates of the intersections
y1=x- x^3/6 + x^5/120   y2=x^2
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07/21/16

Consecutive even integers
Find three consecutive even integers such that the sum of the first and twice the last is two more than the middle number
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07/20/16

Let S be any sample space, and E, F and G be any three events. Describe the event that none of the events E, F nor G occur.
Help! Please Please!
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07/18/16

tickets number 4 11
Jen Butler has been pricing? Speed-Pass train fares for a group trip to New York. Three adults and four children must pay $ 97.  Two adults and three children must pay $ 68. Find the price of the?... more
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07/14/16

Please help
a statistics professor plans classes so carefully that the lengths of her classes are uniformly between 47.0 and 57.0. Find the probability that a given class period runs between 50.25 and 51.0... more
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06/23/16

For a variable that interest you, discuss why there is variance in scores on that variable.
For a variable that interest you, discuss why there is variance in scores on that variable.
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06/23/16

A doctor has 2 doses of flu protection vaccine left. He has 8 women and 8 men who want the medication. If the names of 2 of these people are selected at? random
PLEASE HELP!!!
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06/22/16

how many different license plates are possible if each contains 4 letters (out of 26 letters) followed by 4 digits (from 0 to 9)
Finite question involving combinations
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06/20/16

Statistics question
I just need to know where to start for this question. I know it is binomial distribution, but I don't how to calculate the formulas1.Question 3. A person claims to be able to distinguish between... more
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