Darwin is out shopping in find $50.00 scooter that was marked down by 50% how much was the item originally?

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

Mrs. blake's bill at a restaurant is $42.75. she wants to leave the waiter an 18% tip. how much will she pay in all, including the tip?