Mary has a monthly salary of $1200. She spends $280 per month on food. What percent of her monthly salary does she spend on food?  Options.
A) 20 B) 21 C) 22 D) 23 E) 24
The part of her salary that is spent on food is $280 out of her monthly salary of $1200   percent = part / whole = 280 / 1200 = 0.23 (rounded to 2 decimal places)   Multiply and divide 0.23 by 100 to convert in percent   percent = 0.23 * 100 / 100 = 23 / 100 = 23%   Option 23 is correct.
<result>D</result>
Mary has a monthly salary of $1200. She spends $280 per month on food. What percent of her monthly salary does she spend on food?