09/04/14

In what year was the long-jumping distance recorded
Was the long-jumping distance recorded in 1968, 1976, 1988, or 1922?
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09/03/14

3 to 8 with a total of 92
A class has a ratio of 3 failing students to 8 passing.  After a test it changes to 4 failing to 7 passing.  If there are 92 people in the class, what is the number of people who are now failing?
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08/28/14

Math Questions
1.) An open box is to be made from a flat piece of material 10 inches long and 5 inches wide by cutting equal squares of length x from the corners and folding up the sides.Write the volume Vof the... more
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08/27/14

Denise can fill one sandbag 1.25 times as fast as Ryan can.How long would it take to fill all the sandbags if only Denise were filling them?
For work problems, 1/x + 1/y = 1/n where 1/x and 1/y represent the two rates of work, and n is the total time to complete the task.
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08/25/14

how to solve a function.(1)=x/2+3
also (z)=4+7x i need the answer to this one to
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08/20/14

Which of the following numbers rounds to 1 inch?
Which of the following numbers rounds to 1 inch?
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07/22/14

(4x 3y) (2x 1y)
Please solve this math problem and show work for the answer.
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07/22/14

(2r 5) (5r 2)
please solve this math problem and show work((2r 5)(5r 2)
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07/22/14

(10v 3w)(10v 3w)
solve this problem for (10v 3w) (10v 3w). SHow work as well 
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07/09/14

The expression lie between
5cosΘ+3cos(Θ+pi/3)+3  
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07/06/14

f(x) = x+2 and g(x) = 5x2-4
find the following and simplylify completey.
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06/06/14

A restaurant has 19 tables that can seat a total of 84 people. Some of the tables seat 4 people and the others seat 5 people. How many tables seat 5 people?
SAT math problem. Possible answers are: 4, 5, 6, 7, 8.
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05/29/14

The following describes the conditions of an ordinary annuity, with interest compounded with each payment and payments made at the end of the compounding period
The following describes the conditions of an ordinary annuity, with interest compounded with each payment and payments made at the end of the compounding period. Find the accumulated amount of the... more
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05/27/14

Prob Statz please help
Decide if the following are descriptive or inferential -(Q1 )20 out of 25 students taking probability &statistics passed the course (Q2) based on the latest poll, Cingular is more popular than... more
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05/23/14

A statistics professor has just given a final examination
A statistics professor has just given a final examination  
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05/14/14

confidence interval
part of a student statistic project involved a sample survey which resulted in (0.23, 0.57) as a 95% confidence interval for population proportion. calculate the value of the survey's sample... more
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05/07/14

Statistics
An immigration agent at an airport, on an average, could process 15 entrants in one hour, if he was busy all the time. On an average, an entrant arrives at his station at every 5 minutes. The agent... more
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05/06/14

find all 6 trigonometric functions of the angle whose terminal side goes through P(-4,6)
sinP= cosP= tanP=   cscP= secP= cotP=
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05/04/14

F(x) help show work
Let f(x)=e3x   (a.) Find the inverse function of f. Show work. (b.) What is the domain of f ? What is the domain of the inverse function?
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05/03/14

Algebra 1 problems
Please help me with these problems and explain the steps to get to the answer:   1. Hearst Castle if 180 miles from Ventura by road. Two coaches leave Ventura at the same time, both heading for... more
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04/29/14

Chi square test
for each of the following questions state the null and hypothesis sketch the critical region indicating the critical value calculate the test statistic and show where the test statistic falls on... more
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04/27/14

How would you graph negative square root of (16-(1/2x))^2 ?
I plugged in values for x, but when I try to plug in y values, I don't get how to do the equation.
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04/20/14

Sin 2 u , Cos 2 u , Tan 2 u , Sin u/2 , Cos u/2 , Tan u/2
Given that csc u= 17/15 and 0 < u < pi/2 , use double angle or half angle formulas to find the following
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04/19/14

what system of equations must be solved to determine the break-even point of your company
the break even-pont is (40,14000) and solve the equation algebraically. 
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04/13/14

4834 5647 what is the pattern between these numbers
I would like to know the pattern between 4834 and 5647
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