What’s 800 over 25 604 000 reduced

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.