Katherine makes bracelets at a rate represented by the algebraic equation y = 4x where x is the number of days, and y is the total number of bracelets made, Katherine also makes necklaces at the rate shown in the graph.
Necklaces Made
Days
How many more days will it take Katherine to make 20 necklaces than it will take her to make 20 bracelets ?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Damon makes 20 cups of lemonade by mixing lemon juice and water. the ratio of lemon juice to water is shown in the tape diagram. lemon juice\text{lemon juice} lemon juice water\text{water} water how much lemon juice did damon use in the lemonade? cups

Which graph depicts the path of a projectile