math words

Question: How many three letter words (with or without meaning) can be formed out of the letters of the word LOGARITHMS if repetition of letters is not allowed? Answer: Number of letters in the word LOGARITHMS is 10. The three letter words formed ..

Question: How many words of different 4 letters can be formed out of 7 capital letters, 3 vowels and 8 consonants, if each word starts with a capital letter and contains at least one vowel? Answer: Any capital letter can be chosen as the first letter of each wor..

Question: Ten different letters of an alphabet are given. Words with five letters are formed from these given letters. Find the number of words which have atleast one letter repeated. Answer: Total number of 5 letter words from given 10 letters = 10 5 (if ..

[A i j ] where A i j is the co-factor of the element a i j . Adjoint of A is denoted by Adj A. Note that the concept of adj is only for square matrix. A square matrix A is said to be non-singular if |A| 0. Let A be a square matrix of order n. If there exists a square matrix B of order n, such that ..

What is the percentage representation of the letter E in the word PERCENTAGE ? => 25% or 30% or 20% or 40%..

Identify a word phrase for the expression x - 12. => sum of a number and 12 or the difference between a number and 12 or a number less than 12 or 12 times a number..

Identify a word phrase for the expression n + 7. => add a number and 7 or 7 times a number or a number divided by 7 or 7 less than n..

Identify a word phrase for the expression n + 7. => a number divided by 7 or 7 less than n or 7 times a number or add a number and 7..

Which of the following represents the equation in words 6 7 6 = 26? => The square root of 676 is - 26. or The positive square root of 676 is 26. or Square of 26 is 676. or The negative square root of 676 is 26...

Write the inequality, z 5 > 30, as a word sentence. => Carol has z candies. She divided equally among 5 children. Each child got 30 candies. or Carol has z candies. She divided them equally among 5 children. Each child got less than 30 candies. or Mary has z candies. She divided them e..