GMAT Exam

how the letters beautiful are arranged?

Read Solution (Total 4)

9!/2! i.e. we have 9 letters so we arrange in 9! but we hav 2 letters repeated so==>9!/2!
11 years agoHelpfull: Yes(3) No(0)

here total no of digits is 9 so no of arrengements =9!
but u is repeated twice so we divide by 2!
possible arrengements=9!/2!
11 years agoHelpfull: Yes(2) No(0)
9!/2
9 total no. of words and u is repeated twice
11 years agoHelpfull: Yes(1) No(0)
9!/2! i.e. we have 9 letters so we arrange in 9! but we hav 2 letters repeated so==>9!/2!
11 years agoHelpfull: Yes(0) No(0)

GMAT Other Question

We have to arrange ( as a sandwich ) 2 pieces of bread from 4 pieces of bread. The number of ways to do this will be 4P2 which equals 12. Now lets add the information that there are two pieces of wheat bread and two pieces Set S is the set of all prime integers between 0 and 20. If three numbers are chosen randomly from set S and each number can be chosen only once, what is the positive difference between the probability that the product of these three numbers is a number less than 31 and the probability that the sum of these three numbers is odd?
(A) 1/336
(B) 1/2
(C) 17/28
(D) 3/4
(E) 301/336