By how much is two-fifth of 350 greater than four- seventh of 210 ?  Choose the correct choice
A) 95	B) 110	C) 20	D) None of these	E) Cannot be determined
Solution   2/5of 350 - 4/7of 210 = 20.   Answer 20
<result>C</result>
By how much is two-fifth of 350 greater than four- seventh of 210 ?