Lucy has a rope that is 4 meters long. She cuts away a piece that is 1.71 meters long. How long is the remaining piece of rope?

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.