Latest MBA Aptitude Question SOLUTION: Using one or more of the digits 1, 2, 3, 4, 5, 6 and 7, how many 7-digit numbers can be formed which are divisible by 7?(1) (2) (3) (4) (5)

1) 7^5 + 7^4 + 7^3 + 7^2 +

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Using one or more of the digits 1, 2, 3, 4, 5, 6 and 7, how many 7-digit numbers can be formed which are divisible by 7?(1) (2) (3) (4) (5)

1) 7^5 + 7^4 + 7^3 + 7^2 + 7
2) 4×7^5
3) 4×7^6
4) 7^6
5) 6×7^6

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