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If 4 numbers from 1 to 1000 are chosen at random, one at a time, find the probability that they will be all multiples of \(5\).

 Feb 14, 2022

Best Answer 

 #1
avatar+2444 
+2

I'll give this problem a shot...

 

There are 1000 x 999 x 998 x 997 options. 

 

There are 200 x 199 x 198 x 197 successes. 

 

So the answer is (200 x 199 x 198 x 197)/ (1000 x 999 x 998 x 997)

 Feb 14, 2022
 #1
avatar+2444 
+2
Best Answer

I'll give this problem a shot...

 

There are 1000 x 999 x 998 x 997 options. 

 

There are 200 x 199 x 198 x 197 successes. 

 

So the answer is (200 x 199 x 198 x 197)/ (1000 x 999 x 998 x 997)

BuilderBoi Feb 14, 2022
 #2
avatar+124594 
+1

Nice job, BB   !!!!

 

 

cool cool cool

CPhill  Feb 14, 2022
 #3
avatar+2444 
+2

Yay!!! You're back!!!

BuilderBoi  Feb 14, 2022
 #4
avatar+124594 
0

Yep.....good to BE back !!!!

 

cool cool cool

CPhill  Feb 14, 2022

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