Saturday
December 10, 2016

# Posts by 123

Total # Posts: 63

Pre-Calc.
Alice walks on a straight line at four miles per hour. Two hours after she begins walking, Bob runs after her at a rate of six miles per hour. How many hours does it take for Bob to catch up to Alice?
October 12, 2016

English
SOMEONE PLEASE CHECK MY ANSWERS!!!!!!!!!(YOU DON'T HAVE TO TELL ME WHAT THE RIGHT ANSWER IS JUST IF ITS WRONG OR NOT)THEY ARE MARKED WITH ** 1. In the play Crossroads: A Sad Vaudeville, the use of stage directions better helps the reader to observe the movements of a ...
October 7, 2016

English
Could someone please check them for me?
September 30, 2016

English
I don't know, does anyone know? I just want someone to tell me which are right and which are not you don't need to tell me what is the correct answer for the wrong ones.
September 30, 2016

English
I don't know if it is all right, I wanted somebody to check my answers.
September 30, 2016

English
Please check my answers, they are marked with** 1. In the play Crossroads: A Sad Vaudeville, the use of stage directions better helps the reader to observe the movements of a character. envision inside the mind of a character. understand how a character responds to a certain ...
September 30, 2016

Geometry
1) Explain how you can use a straightedge and a compass to construct an angle that is both congruent and adjacent to a given angle. 2) When constructing a perpendicular bisector, why must the compass opening be greater than the 1/2 the length of the segment? 3) When ...
September 27, 2016

math
The unit digit of a 2-digit number is greater than the tens digit by 3. If the product of the digit is 18 find the number
September 22, 2016

english
the answer is c, the meaning behind events and characters actions.
May 4, 2016

Educatinal Tech
D i just took the test and got it correct.
December 8, 2015

Science
b b c a 100%
November 12, 2015

Ed Tech. HELP PLZ ASAP
C,A,B,D,D just took the assessment got a 100%
October 27, 2015

Maths
Among1/9, 3/2, 4/5, 19/20 the largest fraction is ___________
September 2, 2015

Science
Haylee is correct got %100 thanks I was so stuck.
March 19, 2015

Probability
3) 1/2*1/(2-p) pY(2)=pY(2 | Odd(x)) * P(Odd(x)) = 1/2 * P(Odd(x)) sum(p*(1-p)^x-1) for x = 1, 3, 5, ... = 1/(2-p)
March 7, 2015

Probability
2) Exactly one of the events A, B , C occurs: [A ∩ (Bc ∩ Cc)] ∪ [B ∩ (Cc ∩ Ac)] ∪ [C ∩ (Ac ∩ Bc)] Using 1) Indicator for the first formula: X*(1-Y)*(1-Z) Now we have to use De Morgan Law and finally we have: 1-(1-X*(1-Y)*(1-Z))*(...
March 7, 2015

Probability
5) 3.1111
March 6, 2015

math
which equation represents the constant rate of change to determine y kilograms for x pounds?
December 9, 2014

Calculus
2d dd/dt = 450t-1080 dd/dt = 900-1080/(2*48.37)=-1.86 this is what I get when I substitute the values.Is it correct?
September 2, 2014

Calculus
At noon of a certain day,ship A is 60 km due north of ship B. If A sails east at 12 km/hr and B sails north 9 km/hr,determine how rapidly the distance between them is changing 2 hrs later. Is it increasing or decreasing?
September 2, 2014

Calculus
At noon of a certain day,ship A is 60 km due north of ship B. If A sails east at 12 km/hr and B sails north 9 km/hr,determine how rapidly the distance between them is changing 2 hrs later. Is it increasing or decreasing?
August 31, 2014

Calculus
1.At noon of a certain day,ship A is ^0 km due north of ship B. If A sails east at 12 km/hr and B sails north 9 km/hr,determine how rapidly the distance between them is changing 2 hrs later. Is it increasing or decreasing? 2.At a given instant the legs of a right triangle are ...
August 31, 2014

physics
There is a typo in this question. Ignore the ”cdot” in the units for G. A satellite is in a circular orbit just above the surface of the Moon. What is the satellite’s acceleration? The value of gravitational constant is 6.67259 × 10−11 Ncdotm2/kg2 ...
July 14, 2014

Statistics
rdtfyguhj
April 29, 2014

science
B a c c
April 24, 2014

Anon's correct I got 100%
April 3, 2014

social studies
connections student is right
January 3, 2014

math
in a boy's school, 5/8 of the boys play football and 4/7 play rugby.if every boy plays at least one of the two games, find the fraction of the boys who play both
May 26, 2013

punnet square
Why punnet square is improtant ?
May 15, 2013

math
Find the slope of a line that is perpendicular to the line containing the points (–2, –1) and (2, –3). (1 point) m = –2 m = 2 m = -1/2 m = –1 pplz help
April 27, 2013

math
. Find the slope of a line that is parallel to the line containing the points (3, 4) and (2, 6). (1 point) m = 1 m = 2 m = –2 m = 1/2
April 27, 2013

Physics
how did u get 94860
April 2, 2013

Science
this is sooooboring poeple
February 19, 2013

Science
stupid
February 19, 2013

ss
connections student
December 17, 2012

chemistry
The half-life of a first order reaction is determined to be 74.5 years. How long will it take for the concentration of the reactant to reach 2% of its initial value?
December 15, 2012

Chemistry
Free Surface Vacancies
November 29, 2012

Chemistry
i didn't get it either
November 22, 2012

Chemistry
he's right
November 18, 2012

Chemistry hW
sry. i meant that that wasn't the explanation for how to do it
November 18, 2012

Chemistry hW
November 18, 2012

science
good point
November 16, 2012

American Government
what was it?
May 25, 2011

physics
A skydiver jumps out of a ;lane 3 km in the air and reaches terminal velocity after falling for 15 seconds. If he falls at a constant speed the rest of the way to the ground, how long will he have been in the air total?
May 23, 2011

college
if the value of machine is 50,000,estimated useful life is eight years and scrap value is 4000 calculate straight line method for 2 years
December 7, 2010

chem
how to use the Clausius-Clapeyron equation in this question?
November 14, 2010

chemistry
Would you expect the boiling point of a solution to change if you added a non-volatile solute such as potassium chloride? How? Would an insoluble substance such as sand affect the boiling point? EXPLAIN PLEASEE :] thanks so much!!
November 7, 2010

chemistry
There is a maximum numerical value for the refractive index of a liquid substance. What is this value and why is it the maximum (HINT: take a look at the mathematical formula!)
November 7, 2010

chemistry
Would u expect the boiling point of a solution to change if u added a non-volatile solute such as KCl?
November 7, 2010

Economics
I wanted to ask about how to proceed for part c. He gets 400 if the new company fails. NOw how do i treat p here: What i thought was, In case of unemployment he will pay p and get good worth 1 \$ SO if he pays 400 he get goods worth 100/p is this approach correct, i m stuck
October 15, 2010

Ap physics
dw scrubmuffin 1v1 me mid youll get rekt m8
September 10, 2010

math
how do you simplify a number with aa fraction exponent such as : 32^1/2
February 22, 2010

PHysics
mag-aral kayo!!!
November 5, 2009