Question
Statements: Some doctors are painters
All painters are directors. All directors are reporters Conclusions: I. All reporters are painters. II. Some painters may not be doctors. III. No director may be reporters. In each of the questions below are given three statements followed by three conclusions numbered I, II and III. 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
Some doctors are painters (I) ⇒conversion ⇒ Some painters are doctors (I) ⇒ probable conclusion ⇒Some painters may not be doctors.(O). Hence, II follows. Alternate method: Minimal possibilities: 
- Alloy ‘P’ has aluminium and nickel in a 7:9 ratio. Alloy ‘Q’ is made up of nickel and zinc in a 4:6 ratio. If 48 grams of ‘P’ and 60 grams of �...
A vessel contains 200 litres of milk and water in the ratio of 5:3. If 10 litres of milk is added to the mixture, then find the ratio of milk to water i...
In a Glass there is 520 ml of a mixture composed of juice and water in a ratio of 17:9. If 'y' ml of juice and 'y + 60' ml of water are added to this mi...
Quantity of water in a 300 litres mixture (alcohol + water) is 40 litres less than the quantity of alcohol in it. Find the quantity of water to be mixed...
A 120 litres solution of alcohol and water contains 30% alcohol. When Q litres of alcohol and (Q - 4) litres of water are added to the solution, the qua...
A vessel contains 100 litres of mixture (milk + water) in which milk and water are in the ratio 5:5, respectively. If 30 litres of this mixture is taken...
300 ml of mixture contains milk and water in the ratio of 16:x respectively. If 50 ml of water and 60 ml of milk is added into it then ratio of milk to ...
- A milk seller has a 80-litre mixture of milk and water, where water makes up 25% of the total volume. He wants to adjust the mixture so that the amounts of...
- 270 litres of mixture 'X' contains milk and honey, only in the ratio 7:2, respectively and 480 litres of mixture 'Y' contains milk and honey, only in the r...
A solution contains 10% water. How much water should be added to 30 liters of the sugar and water solution to increase the water content to 25%?