Permutations

Front

In how many ways can 6 basketball players be seated on a bench?

Back

Front

In how many ways can 9 persons be arranged in a row of 9 chairs?

Back

Front

The standard configuration for a student ID number in a certain university is 2 digits followed by 2 letters. How many different student ID numbers are possible if the digits and letters can be repeated?

Back

Front

The standard configuration for a student ID number in a certain university is 2 digits followed by 2 letters. How many different student ID numbers are possible if the digits and letters cannot be repeated?

Back

Front

You are creating a social media account and you need to select a three-character password. You may choose any digit from 0 to 9 and any letter of the English alphabet from A to Z to generate the password. How many possible passwords can you create if repetitions are allowed?

Back

Front

Teacher Merryl would like to construct a True or False test in Statistics. How many sets of answers will Teacher Merryl have if there are 15 items?

Back

Front

Assume that during the APEC meeting held in Pasay in 2015, five journalists arrived from Singapore and there were five hotels to accommodate them. If each hotel could only accommodate one journalist, how many different ways could the five journalists be accommodated?

Back

Front

How many three-letter code words are possible using the 8 letters of the alphabet if no letter can be repeated?

Back

Front

A student wanting to go to town by bus can take any of the four AB Liner Service or any of the five ALPS The Bus. How many choices does he have for a round trip if he must return by different bus service from his outward journey?

Back