Question
Statement : Some minerals are ores. Some ores
are woods. All woods are acids. No acids is a metal. Conclusion : I. Some acids are minerals. II. Some metals are not woods. III. Some metals are ores. IV. Some acids may not be woods. In each of the questions below are given four statements followed by four conclusions numbered I, II and III and IV. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of given conclusions logically follows from the given statements disregarding commonly known facts.Solution
I + I =No conclusion. Hence, conclusion I will not follow. All woods are acids (A) + No acid is a metal (E) ⇒ No wood is a metal (E) ⇒ Conversion ⇒ Some metals are not woods (O) . Hence, conclusion II follows. Some ores are woods (I) + All woods are acids (A) ⇒ Some ores are acid (I) + No acid is a metal (E) ⇒ Some ores are not metals (O).Hence, conclusion III will not follow. All woods are acids (A) ⇒ Conversion ⇒ Some acids are woods (I) ⇒ Probable conclusion ⇒ Some acids may not be woods (O). Hence, conclusion IV follow. ALTERNATE SOLUTION: Relevant Minimal Possibility: 
Profit percentage earned on selling article 'G' is the same as the percentage loss incurred on selling article 'H'. If the cost price of article 'G' is ...
A sofa is sold at 40% profit after giving a discount of 30% on the marked price. If the marked price of the sofa is Rs. 4,000, find the cost price of th...
- The price of a sofa is marked at Rs. 5600. It is sold after allowing successive discounts of 20% and 10%. Determine the final selling price.
A shopkeeper sells two products A and B. He earns 12% profit on a product A costing Rs. 2000. If the overall profit on selling two products is 17%, then...
A businessman increased the price of an equipment by 70% above the cost and sold it with two successive discounts of 12% and 10%. If the profit earned i...
A shopkeeper sold an article at a discount of 16%. If he had given a discount of 7.5% in place of 16%, then he would have earned Rs. 204 more. If the co...
A shopkeeper marked an article P% above its cost price and sold it for Rs. 720 after giving a discount of 25%. If the shopkeeper had a loss of 13% on th...
X purchased a laptop for Rs. 27,800 and later sold it for Rs. 31,692. What is the percentage of profit he made on this transaction?
A seller marked an item above its cost price and allows a discount of 35% on it. On the discounted price, the seller charges a packaging price which is ...
Find a single discount percentage equivalent to successive discounts of 20%, 30%, and 35% ?