SOLUTION: to purchase a lottery ticket, you must select 4 numbers from 0 to 9. How many possible lottery tickets can be chosen? I know the answer is 10,000, but how do you get to that ans

Click here to see ALL problems on Probability-and-statistics

Question 578570: to purchase a lottery ticket, you must select 4 numbers from 0 to 9. How many possible lottery tickets can be chosen?
I know the answer is 10,000, but how do you get to that answer?
Found 2 solutions by jim_thompson5910, stanbon:
Answer by jim_thompson5910(35256) (Show Source):
You can put this solution on YOUR website!
There are 10 digits for each slot, so there are 10*10*10*10 = 10000 possible lottery tickets.

Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website!
to purchase a lottery ticket, you must select 4 numbers from 0 to 9.
How many possible lottery tickets can be chosen?
I know the answer is 10,000, but how do you get to that answer?
----
# of ways to pick the 1st number: 10
# of ways to pick the 2nd number: 10
# of ways to pick the 3rd:::::::: 10
# of ways to pick the 4th:::::::: 10
------
Total # = 10*10*10*10 = 10,000
===================================
Cheers,
Stan H.