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Math 101: Sept 13 & 15

by: Ahmed

GPA 3.9

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About this Document

These notes will cover : Finding the profit from practical questions; Solving Linear Equations and Set theory.
Algebra for College Students
Chelsea Colón
Class Notes
Math, Algebra, Linear Equations, set, Theory
25 ?




Popular in Algebra for College Students

Popular in Department of Mathematics and Statistics

This 4 page Class Notes was uploaded by Ahmed on Friday September 16, 2016. The Class Notes belongs to Math 101 at Hunter College of the City University of New York taught by Chelsea Colón in Fall 2016. Since its upload, it has received 11 views. For similar materials see Algebra for College Students in Department of Mathematics and Statistics at Hunter College of the City University of New York.

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Popular in Department of Mathematics and Statistics


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Date Created: 09/16/16
A) How many units must be sold to breakeven? B) What is the dollar amount coming in for the dollar amount going out -- should they be the same when you breakeven? Guided Practice : 1)A grocer needs to mix raisins at $2.00 per pound with granola at $3.25 per pound to obtain 10 pounds of a mixture that costs $2.50 per pound.How many pounds of raisins and how many pounds of granola must be used? 2)A coin purse contains a mixture of 15 coins in nickels and dimes.The coins have a total value of $1.10.Determine the number of nickels and the number of dimes in the purse. 3)A wine company needs to blend a California wine with a 5% alcohol content and a French wine with a 9% alcohol content to obtain 200 gallons of wine with a 7% alcohol content.How many gallons of each kind of wine must be used? 4)You invested $7,000 in two accounts paying 6% and 8% annual interest,respectively.If the total interest earned for the year was $520,how much was invested at each rate? 5) C(x) = 105x + 70,000,R(x) = 245x i.What is the profit function? ii.Find the break-even point,and the amount of money being earned as well as the amount being spent once you break even.(Remember,these two values should be the same.) 6)There are 180 people at a civic club fundraiser.Members paid $4.50 per ticket and nonmembers paid $8.25 per ticket.If the total amount raised was $1,222.50,how many members and how many nonmembers attended the event?


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