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OpenStudy (anonymous):
Account numbers for Northern Oil Company consist of five digits, If the first digit cannot be a 0, how many account numbers are possible?
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jimthompson5910 (jim_thompson5910):
for the first slot, how many numbers do you have to choose from?
OpenStudy (anonymous):
what do you mean
jimthompson5910 (jim_thompson5910):
Say you have these 5 blank (for now) slots |dw:1364858543383:dw|
OpenStudy (anonymous):
ok
jimthompson5910 (jim_thompson5910):
in each slot could go numbers to make up the 5 digits so say you plug in 4, 1, 2, 6, 7 |dw:1364858611324:dw|
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