Question

In how many different wsys lettrr of the word bakery be arranged answer

Answer 1

BAKERY has no repeating alphabet. suppose we take two letters P and Q, they can be arranged in 2*1 =2 ways. Suppose we take three letters M,N and O, then it can be arranged in 3*2*1 = 6 ways. The word BAKERY contains 6 letters so it can be written in 6! ways = 6*5*4*3*2*1 = 720 ways.