+0  
 
0
578
2
avatar

Stephan has been busy at work writing all the possible rearrangements of the letters in his name. He is one bored boy. If he can write 20 rearrangements of his name every minute, how many hours does it take to write all the possible rearrangements of his name?

 Nov 15, 2020

Best Answer 

 #1
avatar+150 
+1

Stephan has been busy at work writing all the possible rearrangements of the letters in his name. He is one bored boy. If he can write twelve rearrangements of his name every minute, how many hours does it take to write all the possible rearrangements of his name?
 Well step number 1. Stephan has 7 letters, so 7!

2) 7!/20 minutes. 

3)7!/(20 x 60) = 4.2 I might be wrong.. but hey, I tried. 

 

 

 

 

 

IF YOU JUST WANT THE ANSWER BECAUSE YOU DONT WANT THE EXPLANATION it's 4.2
 

 Nov 15, 2020
 #1
avatar+150 
+1
Best Answer

Stephan has been busy at work writing all the possible rearrangements of the letters in his name. He is one bored boy. If he can write twelve rearrangements of his name every minute, how many hours does it take to write all the possible rearrangements of his name?
 Well step number 1. Stephan has 7 letters, so 7!

2) 7!/20 minutes. 

3)7!/(20 x 60) = 4.2 I might be wrong.. but hey, I tried. 

 

 

 

 

 

IF YOU JUST WANT THE ANSWER BECAUSE YOU DONT WANT THE EXPLANATION it's 4.2
 

Imnotamaster Nov 15, 2020
 #2
avatar+128079 
0

Good job, Imnotamaster  .....!!!!

 

cool cool cool

CPhill  Nov 15, 2020

2 Online Users

avatar