If you can buy 1⁄3 of a box of chocolates for 6 dollars, how much can you purchase for 4 dollars? write your answer as a fraction of a box.

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

I’m still confused on how to work the percentages