An experiment for a chemical reaction involves mixing 1 teaspoon of yeast with 14 cup of hydrogen peroxide. Delray wants to do the same experiment with larger amounts of the two ingredients. He use 112 cups of hydrogen peroxide and needs to keep the same ratio of yeast to hydrogen peroxide. Note that there are 48 teaspoons in 1 cup. How much yeast, in cups, should Delray mix with this amount of hydrogen peroxide?

Rewrite the hyperbolic equation 4y^2 -9x^2 +54x-8y-113=0

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

Which system of linear inequalities is represented by the graph? !