20 ! 90 feet per minute. how many hours to walk 3 miles use unit analysis

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65

Handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony?