Related Questions

A 60% spirit solution is mixed with r% spirit solution in the ratio 1 : 3 such that a s% spirit solution is obtained. When a (s/3)% spirit solution is mixed with 55% spirit solution in equal ratio, an (r/2)% spirit solution is obtained. Which of the following can be determined? (A) Value of ‘r’ (B) Value of ‘s’ (C) Volume of the 60% spirit solution mixed initially (D) If 9 liters of r% spirit solution was mixed initially, what was the volume of the s% spirit solution thus obtained?
Anya, Banya, Dinya and Vinya brought a story book for their classmate. The book is with someone among them. They all know who has the book and each one makes a statement about this. Select the person with the book if only one of them is making a false statement. statements : Anya: I don’t have the book and Dinya also doesn’t have the book. Banya : I don’t have the book and Anya also doesn’t have the book. Dinya : I don’t have the book and Banya also doesn’t have the book. Vinya : I don’t have the book and Anya also doesn’t have the book.
ওয়েবারের 'The Protestant Ethic and Spirit of Capitalism' গ্রন্থটি কত সালে প্রকাশিত হয়? 
'The Protestant Ethic and the Spirit of Capitalism' গ্রন্থটির লেখক কে? 
Consider the following information: 1. Six books are kept one above the other. 2. History book is just above Commerce book and Mathematics book is just above Civics book and just below physics book 3. English book is between History and Civics books 4. No book is above the Physics book. Which book is between Mathematics book and English book?
Ten books are arranged in a row following a certain sequence. Among them 3 are History , 3 are Economics, 2 are Maths and 2 are English. From the left, there is an English book between a History and Maths book, a history book between a Maths and an English book, an Economics book between an English and a Maths Book. a Maths book between two Economics books and two Economics two Economics book between a Maths and a History book. Book of which subject is at the sixth position from the left?
Ten bools are arranged in a row following a certain sequence.Among them 3 History,3 are Economics, 2 are Math's and are English.From the left,There is English book between a History and Math's book, a History book between a Math's and an English book, an Economics book between an English and a Math's Book Math's book between two Economics books and two Economics book between Math's and a History book.Book of which subject is at the sixth position from the left?
A container contains 72 L spirit. Rakesh wants to dilute it, so he draws out 12 L spirit and replaces it with same quantity of water and repeats this process one more time. What is the ratio of spirit and water in the final mixture and the quantity of spirit in the resultant mixture?
A vessel contains spirit and water solution in which there is 80 litres pure spirit. The ratio of spirit and water is 16 : 7. If 46 litres of this solution is taken out and 15 litres of water is added, the quantity of water in the resultant solution is what percent of that of spirit?
30 litres of spirit was mixed with 150 litres of whisky, 30 litres of this mixture was sold and some more quantity of whisky and spirit was added in the respective ratio of 5 : 6. If the final quantity of whisky was 500% of the initial quantity of spirit, what was the quantity of spirit that was added?