If Emma pays $28.75 for chicken, how many pounds of chicken did she get?

Charlie is a car salesman he earns $800 plus a 9% commission on all of her sales for the week if charlie receive the payment for $1960 this week how much where is total sales

Aquadratic equation in standard from is written ax^2= bx+c, where a,b and c are real numbers and a is not zero?

How do i take any fraction and make it into a decimal or percentage?