NathanChavez3538 NathanChavez3538
  • 26-04-2024
  • Mathematics
Answered

A seven digit number divisible by 9 is to be formed by using 7 out of number {1,2,3,4,5,6,7,8,9}. The number of ways in which this can be done is.

a. 7
b. 2×⁷
c. 3×⁷
d. 4×⁷



Answer :

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