Two shopkeepers sell a radio of similar brand and type at the same list price of Rs. 1000. The first allows two successive discounts of 20% and 10% and the second allows the successive discounts of 15% and 15%. Find the difference in discounts offered by the two shopkeepers.
A boy was asked to multiply a given number by 8/17. Instead, the divided the given number by 8/17 and got the 225 more than what he should have got if he had multiplied the number by 8/17. The given number was