25 times what is fifty?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

The manager at gabriela's furniture store is trying to figure out how much to charge for a book shelf that just arrived. the book shelf was bought at a wholesale price of $ 1 4 7 . 0 0 $147.00, and gabriela's furniture store marks up all furniture by 6 0 % 60%. at what price should the manager sell the book shelf?

Which equation represent the line that is perpendicular to the line 5x-2y=-6 and passed through the point (5,-4)?