The price of an item has been reduced by 20%. the original price was $45. what is the price of the item now?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract

In the diagram, a building cast a 35-ft shadow and a flagpole casts an 8-ft shadow. if the the flagpole is 18 ft tall, how tall is the building? round the the nearest tenth.