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Dictionary Rank of a Word | Permutations & Combinations

 PERMUTATIONS & COMBINATIONS Rank of the word or Dictionary order of the English words like COMPUTER, COLLEGE, SUCCESS, SOCCER, RAIN, FATHER, etc. Dictionary Rank of a Word Method of finding the Rank (Dictionary Order) of the word  “R A I N” Given word: R A I N Total letters = 4 Letters in alphabetical order: A, I, N, R No. of words formed starting with A = 3! = 6 No. of words formed starting with I = 3! = 6 No. of words formed starting with N = 3! = 6 After N there is R which is required R ----- Required A ---- Required I ---- Required N ---- Required RAIN ----- 1 word   RANK OF THE WORD “R A I N” A….. = 3! = 6 I……. = 3! = 6 N….. = 3! = 6 R…A…I…N = 1 word 6 6 6 1 TOTAL 19 Rank of “R A I N” is 19 Method of finding the Rank (Dictionary Order) of the word  “F A T H E R” Given word is :  "F A T H E R" In alphabetical order: A, E, F, H, R, T Words beginni

Class IX Maths Formulas | Basics | Assignments | SP

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CBSE Class IX Maths Syllabus and Sample Papers Study Material for Class VIII (8th) CBSE syllabus, sample papers, unit tests and solutions of sample papers, CBSE syllabus for class IX and VIII for all subjects, chapter-wise basic concepts of mathematics for class IX, chapter-wise planning in mathematics for class IX, Study material for class VIII. NCERT Mathematics Book[9] with solutions NCERT Book NCERT Sol. NCERT Book NCERT Sol. Chapter -1 Sol. Chapter-1 Chapter-9 Sol. Chapter-9 Chapter-2 Sol. Chapter-2 Chapter-10 Sol. Chapter-10 Chapter-3 Sol. Chapter-3 Chapter-11 Sol. Chapter-11 Chapter-4 Sol. Chapter-4 Chapter-12 Sol. Chapter-12 Chapter-5 Sol. Chapter-5 Chapter-13 Sol. Chapter-13 Chapter-6 Sol. Chapter

Class XI Maths Formulas | Basics | Assignments | SP

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Class XI maths Sample Paper, Assignments and formulas Maths Sample paper for class 10+1, Maths Assignments for class XI, Maths formula's and Basic concepts of class 10+1, Maths Practicals and syllabus for class XI. PDF of assignments and Sample Papers for download for class 10+1 Chapter-wise Maths MCQ Class XI Click Here   Maths Sample Paper Term 1 Class XI (2021-22] Click Here Maths Practical (Class XI) For 2021-22 Click Here   Maths Practical (Class XII) For 2021-22 Click Here RESOURCE CENTRE MATHEMATICS TEACHER'S NOTES SUBJECT: MATHEMATICS CLASS 11 (Non- Medical and Applied Mathematics Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 Chapter 8 Chapter 9 Chapter 10 Chapter 11 Chapter 12 Chapter 13 Chapter 14 Chapter 15   Chapter 16 Applied   Maths     ***************************** NCERT BOOK WITH SOL. NCERT Mathematics Book[11] with solutions

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