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Showing posts from August, 2019

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

Maths Trick Shortcut way of calculating the numbers

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Maths Trick Shortcut way of calculating the numbers maths calculation shortcuts, maths tricks for fast calculation, maths tricks for fast multiplication, math tricks with answer, maths tricks for competitive exams, easy multiplication tricks for large numbers, mental math tricks to become a human calculator Trick No. 1 :  Multiplying any number by 11 If you want to multiply any number by 11, start from right to left.  Write first digit(unit digit) as it is.  Add the first and second digit and Wright it at second place (tens place).  If the sum is greater than 9 then take the carry to the next sum.  Continue like this and finally write the last digit as it is. Example:- 7857 x 11 =   First digit = 7 For Second  digit = 5+7 = 12  this is imply that  second digit is 2 and 1 is taken as carry with the next step. For third digit = 8+5 = 13 + 1(carry)=14   this is imply that  third digit is 4 and 1 is taken as carry with the next step.

Maths Magic, Interesting Mathematical Concepts

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math magic tricks and methods, magic maths calculation, math magic tricks with answers,  maths tricks and number magic,  math magic tricks amaze your friends, math magic book,  maths  puzzles. Maths Magic, Interesting Mathematical Concepts Mathematics is full of magic, It is the game with numbers. A person with the knowledge of mathematical tricks can use it as a magic. Here you learn many tricks and magics which make you different from others. Maths Magic, Interesting Mathematical Concepts Maths Magic, Interesting Mathematical Concepts Magic 1 : Method of finding day from the date of birth I n order to find the day from the date of birth we should have the knowledge of two tables which are given as follows. Table of days Name of the day Day Code Sunday 1 Monday 2 Tuesday 3 Wednesday 4 Thursday 5 Friday 6 Saturday 0

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