PERMUTATION

PERMUTATION

also, how can it be arranged if animals of the same kind must be together and if the hippos are not together

There are 100 person and I want to invite at least one then in how many different ways I can invite?

I m very confused from this question last 1 week. Plz help me . How can we solve such type of questions . Plz help .

1 2 3 4 5 6 A B C D Ethan wants to form a password consisting of three digits and two letters by using the digits and letters. How many different passwords can be formed by Ethan if the password...

The five jokes can be ranked from best to worst in ______ different ways.

Three research departments have 8,6 and 10 members, respectively. Each department is to select a delegate and an alternate to represent the department at a conference. In how many ways can this be...

c) Allowing for unlimited repeats, what is the probability if we selected a 7 letter arrangement at random that it would contain no repeated letters? d) How many 7 letter arrangements...

A computer stores receives a box of a certain video game. The box contains 35 games of which 4 are defective. A quality-control inspector randomly chooses 6 games from the box. What is the probability...

A computer stores receives a box of a certain video game. The box contains 35 games of which 4 are defective. A quality-control inspector randomly chooses 6 games from the box. What is the probability...

A computer stores receives a box of a certain video game. The box contains 35 games of which 4 are defective. A quality-control inspector randomly chooses 6 games from the box. What is the probability...

a. 0.0005 b. 0.9963 c. 0.9333 d. 0.0003 e. 0.8890

the walls are adjacent facing each other does this change the question?

Can someone please help?? I Got stuck and I have a test soon!!

How many 4 digits members are there,without repitition of digits,if each number is divisible by 5

I know the answer is 20 but i can't figure it out

I know that the answer 84, but I just can't seem to get that number

Numbers 1 to 16 are written on identical slips of paper and put inside a jar. How many ways can 2 numbers be drawn simultaneously?

Please help me answer the following questions! I'm stuck and keep getting the wrong answer! 1. Find the number of six-letter arrangements that can be made from the letters in the word SYDNEY. 2...

1,1,1,1,1 is a possibility since it is less than 15. list the possible outcomes 1,2,1,1,1 is a different outcome than 1,1,2,1,1. ORDER DOES MATTER

A bag contains 20 balls. 8 balls are green, 7 are white and 5 are red. What is the minimum number of balls that must be picked up from the bag blindfolded (without replacing any of it) to be assured...