If the sales tax be reduced from 3 (1/5) % to 2 (1/2) %, then what difference does it make to a person who purchases a bag with marked price of Rs. 6400? Choose the correct choice from the following choices
A) Rs. 150.40 B) Rs. 44.80 C) Rs. 140.40 D) Rs. 50.48 E) None of these
Explanation:   Required difference = (3 (1/5) of Rs. 6400) - (2 (1/2) of Rs. 6400)   = (16/5 – 5/2) % of Rs. 6400   = (7/10) x (1/100) x 6400   = Rs. 44.80   ANSWER Rs. 44.80
<result>B</result>
If the sales tax be reduced from 3 (1/5) % to 2 (1/2) %, then what difference does it make to a person who purchases a bag with marked price of Rs. 6400?