Friday
May 6, 2016

# Posts by Yesenia

Total # Posts: 29

math
Susan’s test scores are 93, 85, 88, and 90. What does she need to score on the next test to raise her average to 90?
July 21, 2014

math
39% of 19
March 9, 2014

earth
The capital letter(s) that label a rock unit (e.g., KJk) on a geologic map represents the rock unit's
July 5, 2013

physical science
push a box across a tablewith a force of 5 newtons and the box moves 0.5 meters. how much work is been accomplished?
January 30, 2013

life skills
It is important to make sure that any person selling you a car has? A. physical possession of the vehicle. B. informed the motor vehicles department of the intention to sell the vehicle. C. legal title to the vehicle. D. a good reputation for honesty.
June 5, 2012

what is the mat method?
April 4, 2012

Math
The ratio of the weight of Philipe's gerbil to the weight of Dana's gerbil is 4:7. When both gerbils are placed on a scale, the scale reads 99 ounces. how much does Dana's gerbil weigh?
January 23, 2012

physics
I am very confused with this problem and as to how the answer is found but the correct answer is the following boat a wins by 42km and the average velocity of the winning boat is 0(zero). I got it right by practicing a webassign problem.
January 22, 2012

120 people were at a park.75 people came.how many people are at the park now?
October 19, 2011

physics
A batted baseball leaves the bat at an angle of 35.0 degrees above the horizontal and is caught by an outfielder 370 ft. from home plate at the same height from which it left the bat.
September 22, 2011

WRITING
its okay
May 9, 2011

statistics
The Survey of Study Habits and Attitudes (SSHA) is a psychological test that measures students' study habits and attitudes toward school. Scores range from 0 to 200. The mean score for college students is about 115.8, and the standard deviation is about 32.9. A teacher ...
March 1, 2011

statistics
How heavy a load (pounds) is needed to pull apart pieces of Douglas fir 4 inches long and 1.5 inches square? Here are data from students doing a laboratory exercise: 22565 28373 25826 26468 27508 23401 24998 32436 25405 29235 29679 33661 27775 28517 30371 27793 32527 32748 ...
March 1, 2011

Statistics
The Survey of Study Habits and Attitudes (SSHA) is a psychological test that measures students' study habits and attitudes toward school. Scores range from 0 to 200. The mean score for college students is about 119, and the standard deviation is about 27.8. A teacher ...
March 1, 2011

chemistry
the answer in the back of the book says 37.56 KJ
November 17, 2010

chemistry
what is the delta u when 1.00mol of liquid water vaporizes @ 100C? The heat of the vaporization, delta h, of water @ 100C is 40.66kj/mol
November 17, 2010

physics
A ray of light passes from air into water. The incident angle is 30o. Find the index of refraction of water if the angle of refraction is 22o. Ans. 1.333
November 16, 2010

algebra
How do i solve 3x+(2x-5)= 13-2(x+2)
October 30, 2010

Chemistry
A reaction of the form aA-----products is second-order with a rate constant of 0.225 L/(mol/s). If the initial concentration of A is 0.293 mol/L, what is the molar concentration of A after 35.6 secs?
September 26, 2010

physics
general formula: V=distance/time in this problem we are looking for the time, so adjusting our general formula we need to get time as our isolated variable. time=distance/velocity time: ? distance: 1.8m velocity: 100m/s therefore: t=1.8m/100m/s using your calculator you get:0....
September 14, 2010

MULtiplying Binomials
WHATS (3N+2)(N+3)
December 6, 2009

algbrea
a triangle has a perimeter of 23 in. the medium side is 3in more then the shortest side and the longest is twice the shortest side fine the shortest side?
October 15, 2009

ALGEBRA 1
what is 2(x+1)+2=3x-4
August 23, 2009

science
i want to know what is the cause of lack of oxygen in blood.
April 14, 2009

biology
when a black angus has ofspring that come out brown or just spotted brown..what is the cause of it?
October 21, 2007

science
I am suppose to write different examples of plasma, liquid, gas ,and solid and so far I got that water is a liquid and I put you can change the volume or the shape.
April 15, 2007

Multiplying Binomials
WHATS (3N=2)(N+3)
January 14, 2007

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