In order to obtain an income of tk 650 from 10% stock at tk 96,one must make an investment of :

A tk 3100

B tk 6240

C tk 6500

D tk 9600

Correct Answer: Option B

To obtain Tk. 10, investment = tk. 96.

To obtain Tk. 650, investment = tk. 96/10 x 650 = tk. 6240.