Question

Josiah is playing a computer game that lets him customize a story There are 5 different eras and 2 location to choose from. How many different stories can Josiah construct

Answer 1

10

Explanation:

GIVEN: Josiah is playing a computer game that lets him customize a story There are
`5` different eras and
`2` location to choose from.

TO FIND: How many different stories can Josiah construct.

SOLUTION:

Total different eras
`=5`

Total different locations
`=2`

He can choose one era and one location.

Total different stories that Josiah can construct
`=^5C_1*^2C_1`

`=10`

Hence Josiah can construct 10 different stories.