In how many wasys can 3 consonents be selected from the English alphabet?

In how many can 3 consonants and 3 vowels be selected from the letters of the word TRIANGLE?

In how many ways can the letters of the English alphabet be arranged so that there are seven letters between the letters A and B ?

The English alphabet has 5 vowels and 21 consonants. How many words with two different vowels and 2 different consonents can-be formed from the alphabet?

In how many ways can a vowel, a consonant and a digit be chosen out of the 26 letters of the English alphabet and the 10 digits?

The English alphabet has 5 vowels and 21 consonants. How many words with two different vowels and 2 different consonants can be formed from the alphabet ?

The English alphabet has 5 vowels and 21 consonants. How many words with two different vowels and 2 different consonants can be formed from the alphabet?

The English alphabet has 5 vowels and 21 consonants.How many words with two different vowels and 2 different consonants can be formed from the alphabet?

The English alphabet has 5 vowels and 21 consonants. How many words with two different vowels and 2 different consonants can be formed from the alphabet?