a shopkeeper gave an additional 20 per cent concession on the reduced price after giving 30 per cent standard concession on an article . if arun bought that article for 1120 , what was the original price ?  Choices.
A) 3000	B) 4000	C) 2400	D) 2000	E) none of these

Rationale: original price = 1120 × 100 ⁄ 70 × 100 ⁄ 80 = 2000 answer d
Answer: D