three-letter words

Find the number of 8 letter permutations from the letters of the word KEYBOARD . => 40320 or 1 or 8 or 64..

What percent of the total number of letters in the word PERCENTAGE does the letter E constitute? => 30% or 25% or 40% or 20%..

Which of the following words have a vertical line of symmetry, when the letters of these words are arranged one below the other? => CAT or FAT or SOW or MOW..

Word root determines the number of carbon atoms in the compound. The word roots for compounds having five or more carbon atoms are derived from Greek numbers. Chain length C 1 C 2 C 3 C 4 C 5 C 6 C 7 C 8 C 9 C 10 Word r..

Which of the letters has more than one line of symmetry? => Letter 2 or Letter 3 or Letter 4 or Letter 1..

Identify the letter that has no line of symmetry. => Letter 4 or Letter 1 or Letter 3 or Letter 2..

Which group does not have all symmetrical letters? => Figure 1 or Figure 2 or Figure 3 or Figure 4..

Which group has no symmetrical letters? => Group 1 or Group 3 or Group 4 or Group 2..

Which group has only symmetrical letters? => Figure 4 or Figure 3 or Figure 1 or Figure 2..

Which of the letters has rotational symmetry? => Figure 3 or Figure 2 or Figure 4 or Figure 1..