If sales tax is reduced from 5% to 4%, then what difference it will make if you purchase an item of
Rs. 1000
Choose the correct choice from the following answers
A) 10  B) 20  C) 30  D) 40  E) 50

Rationale: explanation : clue : answer will be 5 % of 1000 - 4 % of 1000 answer : option a
Answer: A