Mark against the correct answer
How many 7-digit numbers are there?
(a) 8999999
(b) 9000000
(c) 10000000
(d) none of these
Open in App
Solution
Option b is correct.
The largest seven-digit number = 9999999
The smallest seven-digit number = 1000000
Total number of seven-digit numbers = (9999999 − 1000000) + 1
= 8999999 + 1
= 9000000