The thermite reaction was used to weld rail ties together. If 15.0 grams of aluminum were used, how many grams of ferric oxide would be required? How many grams of molten iron would forma?
November 23, 2014
Using the definition of recovery provided in W1: Assignment 5, determine how many participants recovered at the end of posttreatment and use a chi-square analysis to compare recovery rates across the three treatments at both posttreatment and follow-up. Integrate your chi-...
February 12, 2013
Jeff Sellers bought 200 shares of Radio Shack stock at $22.35. Eight months later,he sold the stock at $31.76. Assuming a 2% commission charge, what is the bottom line for Jeff?
January 27, 2012
How much must be deposited now, at 6% interest compounded semiannully, to yield an annuity payment of $4000 at the end of each six month period, for a total of five years?
January 19, 2012
How much money must be deposited now, at 6% interest compounded semiannually, to yield an annunity payment of $4000 at the end of each six month period, for a totl of five years? Round to the nearest cent
January 18, 2012
A salesman's monthly commission is 15% on all sales over $12000. If his goal is to make a commission of at least $3000/month, what minimum monthly sales figures must he attain?
May 26, 2011
Consider the coordinates given and decide whether BC and DE are parallel, perpendicular, or neither B(3, -3), C(-3, -7), D(6, -5), E(0, 4) B(4, -7), C(1, 2), D(2, -8), E(-4, 10) B(-4, 0), C(2, 2), D(1, 4), E(2, 7)
April 6, 2011