How many different necklaces can be formed with 6 white and 5 red beads ?

How many different 6-digit numbers can be formed with the digits 0, 1, 3, 5, 7 and 9 ? (No digit being repeated.)

How many different words can be formed with the letters of the 'BHARAT' ? In how many of these B and H are never together ?

How many different words can be formed with the letters of the 'BHARAT' ? How many of these begin with B and end with T ?

How many different words can be formed by using the letters of the word 'ALLAHABAD' In how many of these do the vowels occupy even positions.

How many different words can be formed by using the letters of the word 'ALLAHABAD' In how many of these, the two L's do not come together?

How many different signals can be transmitted by arranging 3 red, 2 yellow and 2 green flags on a pole ?

How many different words can be formed by jumbling the letters in the word MISSISSIPPI in which no two S are adjacent?

How many different 4-digit numbers can he formed from the digits 2, 3, 4 and 6 if each digit is used only once in a number ? Further, how many of these numbers : end in a 3 or 6 ?

How many different 4-digit numbers can he formed from the digits 2, 3, 4 and 6 if each digit is used only once in a number ? Further, how many of these numbers : end in a 4 ?

How many different 4-digit numbers can he formed from the digits 2, 3, 4 and 6 if each digit is used only once in a number ? Further, how many of these numbers : end in a 3 ?