09/07/15

The mass of a single nickel atom is 9.75×10-23 grams. How many nickel atoms would there be in 220 milligrams of nickel
I do not know how to do this problem. I really need it solved and worked out so I know how to do it myself and for the future. Thank you.
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09/06/15

the day's High temperature in Phoenix , Arizona was recorded as 104°F. Use the formula C=5/9 (F-32) to write 104° as degree Celsius.
I dont understand  what to do at all. This is due tonight  at 11:59 pm i was thought this at school or probably  forgot that we did
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09/06/15

outcomes and values
For this problem, assume that outcome O1 has frequency 2/a, outcome O2 has frequency 3/a, and outcome O3 has frequency 5/a.What is the value of a?
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09/05/15

on Monday Sophia purchased shares. Tuesday the value went up 5%, Wednesday value fell 5% how much did she pay on Monday is she sold them Thursday for $59.85?
I'm not not sure how to put this problem together as an equation.
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09/03/15

word problem
The sales tax in your friend’s state just went from 5% to 6%. Your friend says that’s not bad—it’s only a 1 percent increase. In what way is your friend correct? In what way is your friend incorrect?
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08/31/15

complex analysis
If z= x+iy , then the number of solutions of the equation      z2 = z¯ is   a) 1      b) 2        c) 3            d) infinite   where z¯ = x- iy please solve it, i m confused
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08/30/15

how do you solve and graph this inequality?
can someone please show me how to solve these inequality and then graph the solutions on a number line?   6 - x > 15   8x < 1 or x - 9 > -5   | x + 3 | > 4               _<--... more
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08/28/15

I am attempting to calculate earnings yield for Walt Disney Company (DIS) for years 2010 - 2014.
I know the EY formula is: EY = EBIT/EV. I already know what EBIT (revenue - expenses) is, I am trying to calculate the EV (Enterprise Value = Market Cap + L/T Debt + Cash & Eq.). I can easily... more
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08/27/15

Sharing documents?
How do I share documents such as PDFs of homework assignments with our tutor prior to scheduled sessions? WyzAnt does not allow tutors to provide their email address and the messaging function on... more
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08/27/15

bungee Jumping
A 150-pound person plans to jump off a ledge attached to a cord of length 42 feet. If the stiffness of the cord is no less than 16 pounds per foot, how much will the cord stretch?
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08/25/15

Assume that the sales followed a linear pattern.
A soda company had sales of $19,580 million in 2002 and $35,139 million in 2010. Use the Midpoint Formula to estimate the sales in 2006. Assume that the sales followed a linear pattern.
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08/24/15

How do you integrate radical function such as f(x) = 7v4x5 - 3vx5 -
 How do you integrate radical function such as f(x) = 7√4x5 - 36√x5 - 114√x + 33√x Describe the strategy.
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08/21/15

find the minimum value of 2x+y when
xy=8 ; x,y ∈R+
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08/20/15

Does WyzAnt still offer tutoring packages at discounted rates? Or discounts for active duty service members?
  I am an active duty soldier attempting to save money. My tuition assistance is unfortunately no longer covering my tuition so I am having to pay $750 a class, I was wondering if there are any... more
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08/20/15

an example of educational research studies that used a .01 significance level and why?
 an example of educational research studies that used a .01 significance level and why?
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08/20/15

please help asap!!!!!!!!!!!!!!!!
What reasons justify a solution to a rational equation? in algebra 2
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08/19/15

how to rationalize a radical in numerator
square root of (x+1) - 1 / (x)     for limit as x approaches 0
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08/19/15

A multiple-choice quiz has 10 questions. Each question has five possible answers.
Question Continued: Carman is certain that she knows the correct answer for Questions 1 and 4. If she guesses on the other questions, determine the probability that she passes the quiz.
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08/14/15

Help!!!! Pre calc homework
Please help I need this complex number expressed in polar form (-5)-2i
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08/14/15

the probability that a couple gets a baby boy is 0.47.if they intend to have 12 children find the probability that 7 of their children will be girls
it is a probabilty question
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08/13/15

Milton spent $50.00 on a sweatshirt. Evan spent less than 20% more ont he same sweatshirt. How much did Evan spend?
We are working on inequalities and it asks for the inequality to solve the above word problem.  Any help is appreciated.
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08/11/15

Gary drives to work everyday, and estimated the probability that he gets a red light at a particular intersection is 3/10. He based this on his last 10 trips.
I need to carry out a simulation on excel spreadsheet on my case to obtain the number of red lights he will encounter at this intersection on his next 100 trips. Can anyone help please.
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08/10/15

What is the scale factor of two similar pyramids with volumes of 8 ft^3and 343 ft^3?
PLEASE ANSWER ASAP AND STATE HOW YOU FOUND IT!!! 
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08/09/15

Probability that 88 of 100 student follow exam instructions
There is a 0.88 probability that MATH 106 students will correctly follow all instructions on the exam. What is the probability that exactly 88 of the 100 students taking English in a particular... more
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07/29/15

Can x^2+7x+3 be factored using integers?
I'm having trouble figuring out if x^2+7x+3 can be factored using integers because i've written out the p, q, p+q and pq, but i can't seem to come up with an answer that makes sense. Any guidance... more
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