Sum of two numbers is 40 and their difference is 4. The ratio of the numbers is	Choose one:  A) 10:3  B) 5:9  C) 11:9  D) 13:9  E) None of these
Explanation:   =&gt;(x+y)/(x−y)=40/4   =&gt;(x+y)=10(x−y)   =&gt;9x=11y=&gt;x/y=11/9   Option 11:9
<result>C</result>
Sum of two numbers is 40 and their difference is 4. The ratio of the numbers is