03/22/15

The temperature T in degrees Fahrenheit is a linear function of the number C of cricket chirps per minute.
A temperature of 52 degrees Fahrenheit indicates twenty cricket chirps per minute. Each additional chirp per minute corresponds to an increase of 0.25 degrees.   1) Use a formula to express T as... more
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03/22/15

the fabric company find its average stock costs $16.
the company expects to save 23% of order costs on an estimated 4100 supply orders.What will be the total estimated annual savings of changing the ordering procedure?(this is the end of the full... more
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03/22/15

How many pounds of bread crumbs at $1.00 per pound must be added to two pounds of ground beef at $5.00 per pound to make a meatloaf that costs $3.50 per pound?
How many pounds of bread crumbs at $1.00 per pound must be added to two pounds of ground beef at $5.00 per pound to make a meatloaf that costs $3.50 per pound?
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03/22/15

Newton's approximation of PI includes a factorial of a factorial, how is this expanded?
PI/2 = lim from k=0 to infinity of    k!/(2k+1)!!   The value when k = 0, is 0!/(1)!! The value when k = 1, is 1/(3)!! = 1/(6)!, right?                                                = 1/... more
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03/22/15

A plane is 48 miles west and 49 miles north of an airport. The pilot wants to fly directly to the airport. What bearing should the pilot take? Answer should be
 I am just a little unsure about the bearing system. I have all of the other information, however, regarding the triangle that the problem makes on the cartesian plane
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03/22/15

What is the length of the longer base of the larger trapezoid?
The ratio of the perimeters of two similar isoceles trapezoids is 4:5. The longer base of the smaller trapezoid has a lenght of 9 cm. What is the length of the longer base of the larger trapezoid?
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03/22/15

how much should company plan to spend on training managers in thousands if sales $2 million?
A new retail company estimates that for every ten managers it hires, it will spend d dollars training them.  A manager is needed for every $50,000 in sales volume per year.  How much should the... more
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03/21/15

is -1 a real coefficient
So I'm being asked to write a polynomial function with real coefficients with zeros -1, 2 ,and -3. The function given is F(x)=xcubed+ blankxsquared+x-6. I think the answer is 2 but not so sure.... more
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03/21/15

Frequency distribution
Suppose you have data for the starting salaries of your graduating class, but included in the class are two students who become professional basketball players, whose salaries are many times larger... more
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03/21/15

Nat can ride at 10km/h, Alex can develop a maximum of 12km/h. Nat leaves at 10am, Alex leaves 15 minutes later. How long will it take for Alex to reach Nat.
PLEASE HELP ASAP
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03/21/15

Find both the x- and y- intercepts and the graph of 4x-2y=2.
Find both the x- and y- intercepts and the graph of 4x−2y=2.
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03/21/15

If a man and a half drink a beer and a half in a day and a half, How many beers do six men drink in six days?
please answer this is my homework
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03/20/15

find the probability
35 Blue (B); 20 Large (L), 15 Small (S)30 Yellow (Y); 5L, 25S20 Green (G); 15L, 5S15 Red (R); 10L, 5S   1.p(R|L) or p(R/L)
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03/20/15

I'm doing binomial distribution with success andfailure.For instance I get 405\65536 with the resul
I'm sure there is a way to calculator large proper fraction,just insure how to do it exactly without getting X 10 exponent.
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03/20/15

For a standard normal random variable z, find
a) P[Z< .62] b) P[Z < -.62] C) P[Z> 1.59] D) P[-1.3< Z< 2.61] E) P[|Z| < 1.65]
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03/19/15

find the probability
35 Blue (B); 20 Large (L), 15 Small (S)30 Yellow (Y); 5L, 25S20 Green (G); 15L, 5S15 Red (R); 10L, 5S calculate 1. p(R½L) 2. p(all R in a sample of 3 selected with replacement) 3. p(the frequency... more
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03/19/15

Calculate the cost of both options
josh needs $320 to pay off his cell phone. He can use his credit card, but the $320 payment will put him at his card limit. His other option is to take a payday loan. His credit card has an annual... more
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03/19/15

Binned Frequency Table
The exam results for unit 1 are given below. Complete the frequency table columns for this data (using 10 point bins).. (Round the relative frequencies to the nearest tenth.) 75, 75, 88, 91, 78,... more
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03/19/15

Should You Believe This Study?
Suppose a sociologist studying obesity in America passes out questionnaires asking each respondent if he or she exercises regularly. Based solely on this information, would you have reason to... more
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03/19/15

Lisa runs 1.2 miles in 1.5 hours and Bart runs 1/2 mile in 40 minutes
I need the answer ASAP thank you
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03/19/15

Juan plans to invest $650.00 in stock market with a rate of 4%. how many years will it take to earn $130 in interest
i need help ASAP i dont have my notebook with the formula needed 
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03/19/15

Algebra 1 question
One month Dan rented 8 movies and 4 video games for a total of $49 . The next month he rented 3 movies and 2 video games for a total of $21 . Find the rental cost for each movie and each video game
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03/19/15

Determine the distance between the two points
Determine the distance between the two points (1,1)and (9,10).If the answer is not an integer, enter it as a decimal. Round to the nearest hundredth, if needed.The distance between the points is
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03/19/15

A word problem about how much more the price for a video game would be.
A manufacturer tries out two methods of selling a game. The game is sold to a retailer for a net profit of 9.90 on each game. The game is sold to a retailer for a net profit of 9.90 on each game.... more
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03/19/15

D=RT question
The question is:   Annette's paddleboat travels 2km/h in still water. The boat is paddled 4km downstream in the same time it takes to go 1 km upstream. What is the speed of the river?     How... more
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