PLEASE URGENT 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.

How many more days will it take Katherine to make 20 necklaces than it will take her to make 20 bracelets

A. 20 days
B. 3 days
C. 5 days

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

The angles in a triangle are represented by 5x, 8x, and 2x+9. what is the value of ? a.10.8 b.11.4 c.9.7 d.7.2

What's for breakfast? all people who ate at a certain restaurant were surveyed as to what they ordered on a particular sunday morning. 40 ate eggs 42 ate sausage 32 ate pancakes 13 ate sausage and eggs 15 ate pancakes and sausage 11 ate eggs and pancakes 6 ate all three items 3 people didn't eat any of the items how many people ate only pancakes? how many people ate at the resturant that morning? how many people didn't eat eggs?