If Rs. 10 be allowed as true discount on bill of Rs. 110 due at the end of a certain time, then the discount allowedon the same sum due at the end of double the time is: Choose the correct choice
A) 16	B) 18.33	C) 20.21	D) 26	E) None
Sol.   S.I. on Rs. (110 - 10) for a certian time = Rs. 10.   S.I. on Rs. 100 for double the time = Rs. 20.   T.D. on Rs. 120 = Rs. (120 - 100) = Rs.20   T.D. on Rs. 110 = Rs. [20 /120 * 110] = Rs. 18.33   Answer 18.33
<result>B</result>
If Rs. 10 be allowed as true discount on bill of Rs. 110 due at the end of a certain time, then the discount allowedon the same sum due at the end of double the time is: