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ashleighrushing ashleighrushing
  • 24-01-2017
  • Mathematics
Answered

How many​ seven-digit numbers are there when 0 and 5


cannot be the leading​ number?

Verified Answer :

apologiabiology
apologiabiology apologiabiology
  • 24-01-2017

1,2,3,4,6,7,8,9
8 numbers

if you can repeat then
810⁶ numbers or 8000000 different numbers

if you can use each number only once then
898765=120960 different numbers

Answer Link

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