231)A coconut merchant finds that the cost price of 2750 coconuts is the same as the selling price of 2500 coconuts. His loss or gain percent is
232)A cloth merchant on selling 33 metres of cloths obtains a profit equal to the selling price of 11 metres of cloth. The profit is
233)12 copies of a book were sold for Rs.1800/- thereby gaining the cost price of 3 copies. The cost price of a copy is
234)A reduction of 10% in the price of wheat enables a man to buy 50 grams of wheat more for a rupee. How much wheat could originally, he had for a rupee?
235)An increase of 20% in the price of mangoes enables a person to purchase 4 mangoes less for Rs 40. The price of 15 mangoes before increase was
236)If the cost of pins reduces by Rs.4 per dozen, 12 more pins can be purchased for Rs.48. The cost of pins per dozen after reduction is
237)A shop keeper sells a badminton racket whose marked price is Rs 30, at a discount of 15% and gives a shuttle cock costing Rs. 1.50 free with each racket. Even then he makes a profit of 20% in racket. His cost price, per racket, is
238)A tradesman gives 4% discount on the marked price and gives 1 article free for buying every 15 articles and thus gains 35%. The marked price is increased above the cost price by
239)A dishonest dealer professes to sell his goods at the cost price but uses a false weight of 900 g instead of 1 kg. His gain percent is:
\(11 {1 \over 9}\)%
https://youtu.be/4Q6ZriTJbAw?t=12295
240)A dishonest grocer sells rice at a profit of 10% and uses weights which are 20% less than the marked weight. The total gain earned by him will be