10% off....means ur paying 90%
90% * 19.50....change percent to decimal, then multiply
0.90(19.50) = 17.55

Lori makes $64,000 each year as an accountant. At Christmas she was given a 12% bonus. $7,680 was her bonus.

12% of $64,000 = 12/100*64,000 = 7,680

Someone who takes bath salts is risking which of the paranoia.

There are five Spanish vowels: a, e, i, o, and u. The letter y is also sometimes considered a vowel, but most consider it to not be so.