Posts by Silvia
Total # Posts: 32
During an episode of turbulence in an airplane you feel 180 N heavier than usual. Part A If your mass is 86 kg, what are the magnitude and direction of the airplanes acceleration?
March 14, 2017
The math club had a lunch meeting where the attendees ordered either a hamburger for $2.50 or chicken strips for $3.25. The bill for the 25 lunches was $74.50. The system of equations below represents this situation. 2.50x + 3.25y = 74.50 --------------------- x + y = 25 How ...
January 16, 2016
the tsp of magnesium fluoride is 3.7x10^-8.When 400.0 ml of 0.600 M NaF is mixed with 600. ml of 0.217 M Mg(NO3)2, a precipitate forms. (a) what mass of megangsim fluoride(M MASS=62.30g/mol) is produced ? (b) what will be the equilibrium concentrations go Mg^2+ and F^- in the ...
November 17, 2015
Literature-Help me Ms. Sue
2. Sojourner's vision of God is an example of a/an A. myth. B. exterior narrative. C. epiphany. D. simile. Student Answer: A Answer: Incorrect Reference: 4. When does the Narrative of Sojourner Truth take place? A. During the Civil War B. Right after the Emancipation ...
July 3, 2014
Quantitative Analysis for Business
The ages of a group of 50 women are approximately normally distributed with a mean of 48 years and a standard deviation of 5 years. One women is randomly selected from the group, and her age is observed. A) Find the probability that her age will fall between 56 and 60 years. B...
May 14, 2013
Frank owns a soda fountain and sells milkshakes. he sells 50 milkshakes per day for $5 each. his daily cost is $290, of which $30 is fixed cost. what can you say about Franks short run decision regarding shut down and his long run decision regarding exit? please help me out !
April 5, 2012
1) Assume that the gold-mining industry is competitive. a) Illustrate a long-run equilibrium using diagrams for the gold market and for the a representative gold mine. b) Suppose that an increase in jewellery demand induces a a surge for in the demand for gold. Using your ...
April 5, 2012
Frank owns a soda fountain and sells milkshakes. he sells 50 milkshakes per day for $5 each. his daily total cost is $290, of which $30 is fixed cost. What can you say about Franks short run decision regarding shut down and long run decision regarding exit?
April 5, 2012
Mercury has a semi-major axis of 0.367AU and an eccentricity of e=0.206. Calculate its distance to the Sun at perihelion. Remember to use units of AU in your answer.
December 5, 2011
A toddlers playground has two slides on either side. The slide on the left is situated at a 45° angle to the ground and is 68 centimeters away from the base of the playground. The slide on the right is positioned at a 30° angle to the ground and is 112 ...
December 4, 2011
A ladder leans against a house at a 60° angle to the ground. If the ladder extends to a length of 132 inches, what is the height of the house to the nearest hundredth of an inch?
December 1, 2011
Which has a greater influence on a persons health: individual choices and actions (micro perspective) or community policies and resource availability (macro perspective)? Discuss three reasons why you selected one over the other. Your initial post should be 250-300 words...
July 20, 2011
the debate club needs $240.00 to attend a debate tournament. the club decides to sell iced tea and lemonade at baseball games. iced tea will be sold for $.50 per cup and lemonade will be sold for $.80 per cup. write the equation to find how many cups of each beverag must be ...
March 10, 2010
1.what have been the most significant changes in health and human services over the past fifty years? 2. How has society responsibility to individual needs changed in the last ten years? 3. Who should determine health and human services need? 4. What should the role of health ...
September 23, 2008
PHYSICS - VERYYYY IMPORTANT!!!
VERY IMPORTANT FOR A PHYSICS PRESENTATION.. PLEASE HELP & EXPLAIN CLEARLY??? THANKS SO MUCH! (a) why is the centripetal force neede to keep a body moving in a circular path? (b) In what direction does a centripetal force accelerate the body on whic it acts?? (c) Upon what ...
January 14, 2007
what is a roman grinding mill i need an answer by today! do tommorrow PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!! you have to do it your self!11 http://www.si.umich.edu/CHICO/AncientFood/romanfood.html I am not certain of the point. A Roman grinding mill was a grinding mill. The above...
July 27, 2005