| Shubham asks : A solution contain 50g of sugar in 450g of water. calculate the concentration in terms of mass by mass percentage of the solution. a)20% b) 10% c) 25% d) 15% e) None of these |
| Preeti asks : whats the syllabus for NTSE exam of class 8. |
| Preeti asks : whats the syllabus for NTSE exam of class 8. |
| Sourabh mangal asks : from where can i get nso sample papers???????????????????????? |
| Karthik natarajan asks : can i get the sample papers of maths olympiad and cyber olympiad,class 5 |