Forty five percent of a number is 21 less than four fifth of that number. What is the number ?  Choose the correct answer
A) 60  B) 140  C) 230  D) 130  E) 125
Let the number be x.   Then, 4*x/5 â€“(45% of x) = 21   4x/5 â€“ 45x/100 = 21   x = 60.   60nswer 60.
<result>A</result>
Forty five percent of a number is 21 less than four fifth of that number. What is the number ?