Saturday
April 19, 2014

Posts by Silvia


Total # Posts: 18

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...

Math
a. 4/(4+8)= 4/12 = 1/3 => 33,3% b. 4/(4+7)= 4/11 => 36,4%

micro economics
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 !

micro economics
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 dia...

Business studies
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?

astronomy/physics
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.

Geometry
A toddler’s 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 centimeter...

Geometry
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?

astronomy/physics
Use Newton’s Law of Gravity to calculate the force of gravity between a 39 kg person and Earth.

HCA430
Which has a greater influence on a person’s 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...

Physics
0 if you add 0 to c you get the same vector.

9th grade
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 so...

grammar
in order to write sentences that are correct in srtucture is this a fragment run-on sentence

algebra readiness
21+8(v+3)+3+7v?

HHS 225
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 ...

social studies
what substance was used to stuff the nostrils?

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 thre...

social studies
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...

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