  Math Central - mathcentral.uregina.ca  Quandaries & Queries    Q & Q    Topic: reduced   start over

5 items are filed under this topic.    Page1/1            Selling items at a reduced price 2015-01-09 From Kent:I have an item I sell for \$19.95 and make a profit of \$10.97 for each sale. If I reduce the price to \$14.97, my profit is \$5.99 each sale. Is there a formula to determine how many more I would need to sell at \$5.99 per sale to make the same net cash (profit) as selling at \$10.97 per sale?Answered by Penny Nom.     Reducing by a scale factor of 1/3 2011-11-21 From Sandra:A rectangle with the dimensions of 6.3 cm and 5.8 cm is reduced by a scale factor of 1/3. What are the dimensions of the new image?Answered by Penny Nom.     The volume is decreased by 25% 2008-11-17 From Wanda:If the volume of a sphere is decreased by 25%, what is the new equation?Answered by Penny Nom.     Augmented matrix 2002-12-31 From Michelle:I am trying to augment a matrix so that i can find the values of the variables a, b, and c. For the life of me i can't find a solution to the matrix: 3 -5 2 ' 22 2 3 -1 ' -9 4 3 3 ' 1 I thank you for your help, MichelleAnswered by Penny Nom.     A system of equations in five unknowns 2000-03-20 From Will:I have been having some problem with the following question for some time. I would appreciate any help on solving the problem or a solution. Q: Assume that a system of equations in the unknowns x1, x2, x3, x4 and x5 when converted to row echelon form gives ...Answered by Penny Nom.      Page1/1    Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.    about math central :: site map :: links :: notre site français