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How many meaningful 4-letter words are there in the list of all possib..
How many meaningful 4-letter words are there in the list of all possible arrangements of the letters in the word EARN, if each letter is used only once? => 5 or 1 or 3 or 2..
How many different 4-letter permutations can be formed from the letter..
How many different 4-letter permutations can be formed from the letters in the word 'united'? => 720 or 360 or 15 or 24..
The letters of the word PLANE are arranged at random. Find the probabi..
The letters of the word PLANE are arranged at random. Find the probability of the words formed to start with A and end with P. => 1 20 or 1 5 or 1 2 or 3 5..
The letter V has reflectional symmetry. Give the list of other alphabe..
The letter V has reflectional symmetry. Give the list of other alphabets with similar reflection. => B, C, D, E, H, I, K, O, X or F, G, J, L, Q, R, S, Z or A, B, E, H, I, K, M, O, T, U, X, Y or A, H, I, M, O, T, U, W, X, Y..
How many different 4-letter permutations can be formed using the lette..
How many different 4-letter permutations can be formed using the letters in the word 'united' exactly once? => 360 or 15 or 720 or 24..
How many 2 letter words can be made using the English alphabets, if re..
How many 2 letter words can be made using the English alphabets, if repetition of a letter is not allowed? => 13 or 2 6 ! 2 4 ! or 2 ! 2 6 ! or 52..
What fraction of the total number of letters in the word "FRACTION" a..
What fraction of the total number of letters in the word "FRACTION" are there before the letter 'A'? => 1 8 or 3 8 or 4 8 or 2 8..
What fraction of the letters in the word MISSISSIPPI is I's?
What fraction of the letters in the word MISSISSIPPI is I's? => 4 11 or 3 4 or 3 10 or 3 11..
How many 4 letter permutations can be made from the set {S, Q, U, A, R..
How many 4 letter permutations can be made from the set {S, Q, U, A, R, E} so that they all start with the letter S, and repetition of a letter is not allowed? => 60 or 20 or 720 or 90..
How many 4 letter permutations can be made from the set {B, O, U, N, C..
How many 4 letter permutations can be made from the set {B, O, U, N, C, E} so that they all start with the letter B, and repetition of a letter is not allowed? => 180 or 60 or 360 or 20..
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