Is it or not I need a answer ASAP pls

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?

If a and b are real numbers, then |a-b| is always, sometimes or never equal to |b-a| ?

How many degrees are in the sum of an interior angle and and exterior angle of a regular hexagon?