Question
Statements: Some pins are mirrors. Â All mirrors
are boxes. Conclusions:I. Some boxes are pins.  II. Some boxes are mirrors. In each of the questions below are given two statements followed by two conclusions numbered I and II. 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. Give answerSolution
Some pins are mirrors(I)+ All mirrors are boxes(A) ⇒ Some pins are boxes(I) ⇒ Conversion⇒ Some boxes are pins(I). Hence conclusion I follow. All mirrors are boxes(A) ⇒ Conversion⇒ Some boxes are mirrors(I). Hence conclusion II follows. Alternate Method: 

A chemist combines three solutions with active ingredient concentrations of 10%, 20%, and 30% in the ratio 2:3:5. If the total volume of the mixture is ...
Akash distributed a certain amount of money among his three friends in the ratio of 2:3:4. If, instead, he had divided the amount...
In an exam, Neha scored 10 marks less than the passing marks while Rahul scored 25 marks more than the passing marks. If the rati...
The incomes of A and B are in the ratio of 3:2 and their expenditures are Rs. 14,000 and Rs. 10,000 respectively. If A saves Rs. 7000, then B's savings ...
The radius of two circles is 3 cm and 4 cm. The distance between the centres of the circles is 10 cm. What is the ratio of the length of direct common ...
Mr Rohila left his entire property to his wife, daughter and son and the cook. His sons and daughter got half the estate, sharing in the ratio of 3:2. ...
49 Kg of blended tea contain Assam and Darjeeling tea in the ratio 5 : 2. Then the quantity of Darjeeling tea is to be added to the mixture to make the ...
- A college has 720 students with a boy to girl ratio of 2:1. If the ratio of boys who passed to failed is 5:1 and for girls it is 3:2, find the total number...
A sum of money is divided between Rahul and Simran in a 3:4 ratio. If the total amount distributed had been increased by 20%, Rahul's share would have b...