Which is better investment: 11% stock at 143 or 9 3/4 % stock at 117?

Which is better investment: 11% stock at 143 or 9 1-div-1by4 % stock at 117?

[A].	11% stock at 143
[B].	9 % stock at 117
[C].	Both are equally good
[D].	Cannot be compared, as the total amount of investment is not given.

Answer: Option B

Explanation:

Let investment in each case be Rs. (143 x 117).

Income in 1^st case = Rs.		11	x 143 x 117		= Rs. 1287.
		143

Income in 2^nd case = Rs.		39	x 143 x 117		= Rs. 1394.25
		4 x 117

Clearly, 9	3	% stock at 117 is better.
	4