Sixty five percent of a number is 21 less than four fifth of that number. What is the number ? Choose the correct choice.
A) 240 B) 180 C) 120 D) 220 E) 140
Let the number be x.   Then, 4*x/5 –(65% of x) = 21   4x/5 –65x/100 = 21   5 x = 2100   x = 140.   Answer is 140.
<result>E</result>
Sixty five percent of a number is 21 less than four fifth of that number. What is the number ?