math!!!

Most popular questions
1. MATH!!!

Writing a linear equation You are given the 2012 value of a product and rate at which the value is expected to change during the next 5 years. Use this information to write a linear equation that gives the dollar V of product in terms of the year. (Let

asked by Anonymous on June 2, 2014
2. Math!!!

Suppose Y is a continuous variable whose density gives the following probabilities: Pr{ Y < -3 } = 0.05 Pr{ -3 < Y < -1 } = 0.15 Pr{ -1 < Y < 0 } = 0.3 Pr{ 0 < Y < 1 } = 0.3 Pr{ 1 < Y < 3 } = 0.15 Pr{ Y > 3 } = 0.05 Compute Pr{ Y > 0 } = ???? Thank you!

3. MATH!!!

To measure the length of a hiking trail, a worker uses a device with a 2-foot diameter wheel that counts the number of revolutions of wheel makes. If the device reads 1,100.5 revolutions at the end of the trail, how many miles long is the trail, to the

asked by megan on May 13, 2007
4. Math!!!

Which measure correctly completes the statement? 538.826 L = ? mL A) 528,826 mL B) 5,388.26 mL*** C) 538.826 mL D) 53,882,600 mL *** = My answer

asked by Emily on May 23, 2018
5. MATH!!!

Al saves pennies. He agreed to give 5/11 of his pennies to bev . If she would give 5/11 of what she got from al to carl and in return if he would give 5/11 of what he got from bev to danni, carl and agreed and danni recived 750 pennies . How many pennies

asked by ASHLEY on November 19, 2014
6. MATH!!!

Suppose that a person with a reach of 27 inches and a shoulder height of 5 feet is standing upright on a mountainside that makes a 62 degrees angle with the horizontal..Can the person touch the mountain?

asked by Rene on March 2, 2009
7. MATH!!!

A cooking pot used in the cafeteria weighs 64 pounds when it is filled with soup. How much would a smilar pot witha scale factor of 1/2 weigh when filled with the same soup? would you just do 64 divided by 2? If not then what do i do?

asked by audrey on May 18, 2011
8. Math!!!

Mrs wong wants to invest \$50000 for 3 years. Simple interest of 5% p.a. for the first year, and then interest compounded monthly at 3% p.a. in every subsequent year. Find the amount she will receive.

asked by Nicole on February 26, 2012
9. math!!!

The function h = -6(t - 2.5)^2 + 38.5 gives the height, h metres, of a batted baseball as a function of the time, t seconds, since the ball was hit. What as the maximum height of the ball? a) -6 b 2.5 c) 38.5 d) 0

asked by Alicia on January 19, 2011
10. Math!!!

angle x is in the second quadrant and angel y is in the first quadrant and angle y is in the first quardrant such that sin x=5/13 and cos y = 3/5. Determine and exact value for cos x.

asked by Anonymous on November 8, 2010
11. MATH!!!

Supppose you work for a company that has a 401k plan. Your first-year annual salary is \$28,200 and you are contributing 10% of your monthly paycheck onto your 401k. Write a rule for the amount of money contributed to the plan after "n" months. Suppose your

asked by really need help... on December 10, 2007
12. Math!!!

Let z=-8+15i and w=6-8i. Compute zz/ww (each of the second ones, z and w, have a bar over them) where the bar represents the complex conjugate.

asked by Mark on January 4, 2017
13. MaTH!!!

Let P(x,y) be a point on the curve y=16-x^2 and let A be the point directly below P on the x axis. If O is the origin, find the area and the perimeter of triangle OAP as functions of x. I got Area=x(8-1/2x^2). Is that right? And perimeter= x+16-x^2+

asked by L.Bianchessi on March 9, 2012
14. Math!!!

There are some hats in a box.1/6 of them are red, 1/3 are blue, and 3/7 of the remainder are green. If there are 27 green hats, how many hats are there altogether?

asked by David on November 14, 2016
15. MATH!!!

how do I do 2(3g+2)=1/2(12g+8) ? is it possible?

asked by Emi on January 13, 2013
16. Math!!!

I have an MSA math question. What scale would you use for making a frequency table of the following data 21,79,11,9,55,38,111, and 92? Please answer it I need the question now.

asked by Somebody on September 6, 2011
17. MATH!!!

CAN SOMEBODY PLEASE HELP ME WITH A CALCULATOR AND TELL ME WHAT 27^(-1/2) IS? THAT READS "27 TO THE NEGATIVE ONE HALF". THANK U! enter 27 press the y^x or x^y key, whichever you have enter (1/2 +/- ) press = to get .19245

asked by Me on April 27, 2007
18. MATH!!!

I tried to multiply the equation by a then b then c... I don't know please help by showing the steps I am very lost Determine a+b+c 25/84=1/a+1/an+1/abc

asked by David on December 5, 2017
19. Math!!!

Suppose Y ∼ N(μ=0, σ). Find σ so that the normal population contains 90% of its probability between -1 and 1. Please round your answer to two decimals.  . [Hint: The normal distribution is symmetric around 0, so you can simplify the problem and

20. MATH!!!

How do I do w-3=w-6 ? Is it possible?

asked by Emi on January 13, 2013
21. MATH!!!

how do I do 3(d+12)=8-4d ? Please! need help!!!!

asked by Emi on January 13, 2013
22. math!!!

Molten plastic is injected into the centre of a circular mold of constant height, H, through a small hole. The rate of injection is such that the radius of the plastic inside the mould increases so that r(t)= 3t^2 -2t^3 where the mold has maximum radius of

23. MATH!!!

An experiment consists of tossing a coin 14 times. (a) How many different outcomes are possible? (b) How many different outcomes have exactly 9 heads? (c) How many different outcomes have at least 2 heads? (d) How many different outcomes have at most 10

asked by Janel on March 22, 2010
24. MATH!!!

Suppose that a person with a reach of 27 inches and a shoulder height of 5 feet is standing upright on a mountainside that makes a 62 degrees angle with the horizontal..Can the person touch the mountain? I said no but idk why?

asked by Rene on March 2, 2009
25. Math!!!

Equation for - the crafts club made 102 wooden train cars. There are 6 cars to a set. How many sets were made?

asked by Dianne G. on May 11, 2014
26. Math!!!

Sam buys a lamp during the sale. There was a discount of 20%. If the original price is \$4, what is the sale price? - Please put in proportion form!

asked by Alison Caylen on April 1, 2014
27. Math!!!

What is the sign of each product? Explain. 32. n • n, where n is any nonzero number 33. y • y • y, where y is any negative number 41. Scientists drill 40,230 ft. Into Earth's crust. Write an integer to represent this depth. Estimate the depth drilled

asked by Tamara on September 24, 2013
28. MATH!!!

is w+3=w+6 possible? I don't know how to do this...

asked by Emi on January 13, 2013
29. Math!!!

right...so I have ln (x / 5.0 * 10^3) = 0.329 How do I figure out what x is??!

asked by Julie on June 16, 2008
30. MATH!!!

Find the five-number summary of the following set of numbers. 0.16, 0.08, 0.27, 0.20, 0.22, 0.32, 0.25, 0.18, A) 0.08, 0.18, 0.225, 0.27, 0.28 B) 0.08, 0.16, 0.23, 0.28, 0.32 C) 0.08, 0.18, 0.235, 0.27, 0.32 D) 0.08, 0.18, 0.223, 0.27, 0.32

asked by lynn on November 14, 2007
31. MATH!!!

the square root of 8/3 + the square root of 2/3

asked by Amy on October 3, 2007
32. Math!!!

A 3 x 5 table is considered to test the association of two variables having 3 and 5 categories respectively. A Chi-square test statistic with value 19.0 was obtained. What is the degrees of freedom associated with this test?

asked by Help!!! on January 12, 2016
33. math!!!

5m/2 - 1.002 + 0.93

asked by anonymous on November 11, 2015
34. MATH!!!

A function machince accepts inputs as ordered pairs. The componeys of the ordered pairs are natural numbers and the first componet is the length of the rectangle and the second componet is the width. the given machince comptes the perimeter ( the distance

asked by EMMA on November 14, 2014
35. Math!!!

I have a input output table and I can't figure out the rule here is the chart X. Y _______________ 1. | 3 4. | 7 7. | 11 Can u figure it out I'm having a really hard time with this problem!!!!

asked by John on January 30, 2013
36. Math!!!

find the value of k such that when 2x^3 +9x^2+x-15 is divided by x+5, the remainder is 0.

asked by rania on April 30, 2012
37. MATH!!!

A bag contains 2 green marbles,4 red marbles,and 6 yellow marbles. You take one marble and then take another one without replacing the forst one.

asked by Anonymous on February 28, 2012
38. MATH!!!

If the odds in favour of Neil beating Joe in a checker game are 5 to 4. What is the probability that Joe will win an upset victory in a best-of-five checker tournment?

39. math!!!

can you please check my work 19mm=? m ?=.19??? .017km=? cm ?=1700? 61500cm/min =? km/h ?=.615? thank youuu! .019 (missed a decimal space) 1700 is correct The last one is a little trickier. First, figure out how many km per minute you are moving: .615

asked by George on April 21, 2007
40. MATH!!!

(1)TOP Electronics is a small business with five employees.The mean(avergae) weekly salary for the five emplyees is \$360. If the weekly salaries of four of the employees are \$340,\$340,\$345, and \$425, what is the salary if the fifth employee?

asked by megan on March 11, 2007
41. MATH!!!

Consider the following where s is in feet and t is in seconds. s(t) = t3 + 4t2 + 6t + 4 (a) Find v(t). v(t) = (b) Find a(t). a(t) = (c) Find v(3). (d) Find a(3). see above. Please stop posting under different names. WHAT?!!

asked by Help me! on February 20, 2007
42. Math!!!

What is (8+11)×(-3)

asked by Kaya on February 1, 2018
43. MATH!!!

What is the equation for the line that passes through W(-10,-9) and is parallel to y=5/32x-10 ? Thank you....

asked by Joy on March 21, 2015
44. MATH!!!

4(1.5c+6)+-2c=-9

asked by Larry on November 19, 2014
45. MATH!!!

Aparent dies and leaves half of his estate to his four children. THE FIRST ONE GETS 1/2 OF THE ESTte the second gets 1/8 and the thrid one gets 1/4 . how much did the fourth on get?

asked by EMMA on November 14, 2014
46. Math!!!

Jim bought 1520 g of beans. He used all the beans to make 16 bean bags. How many hrams of beans did he use for each bean bag? - equation format please!

asked by Dianne G. on May 11, 2014
47. math!!!

The degree of g(x) = 2x^2 + x - 1 a. 3 b. 2 c. 1 d. -1

asked by Alicia on January 19, 2011
48. Math!!!

Simplify the following including like terms 13rs(squared)-r+42s(squared)+6s(squared)-8rs(squared)-3r

asked by Amber on April 28, 2010
49. MATH!!!

4/3d= 12? and 3/4k - 1 = 1/3k? :)

asked by Payge on February 3, 2009
50. MATH!!!

2 3/5 = 6c ???

asked by Payge on January 12, 2009
51. Math!!!

10=2x ???

asked by Payge on January 11, 2009
52. MATH!!!

I need help unscrambeling this word that has to do with whole numbers. It is "rwgbniroo"

asked by Alex on September 27, 2008
53. Math!!!

A=(-7,-18),B=(3,y),C=(x,6) and the slope of the line=3/5 x=? y=?

asked by Jonathan on September 27, 2008
54. MATH!!!

I have 3 2/3 + 7 1/8 = I 1st got 10 19/24 then I got 239/24 please HELP!! What is the right answer? 10 19/24 or 259/24 depending if you have to express it as a fraction or not

asked by Jenifer on May 9, 2007
55. MATH!!!

an oil well produceds 2500 barrels of oil during its firt month of production. The oil company predicts its production will drop 5% each month thereafter. how many barrels of iol will this company produce in its first yeear? what formula would I use and I

asked by Anonymous on October 19, 2006
56. MATH!!!

given isosceles triangle ABC, line AB = BC, and BD is the angle bisector of isosceles triangle ABC prove AB x DC = BC x AD Aren't the two halves congruent? (SAS) If so, then DC is equal to AD. Don't the ratios AB:AD=BC:DC by corresponding parts? how do i

asked by Annie on September 6, 2006