Sonji bought a combination lock that opens with a four-digit number created using the digits 0-9. The same digit cannot be used

Question

3 years ago

5

Sonji bought a combination lock that opens with a four-digit number created using the digits 0-9. The same digit cannot be used

more than once in the combination.
If sonji wants the last digit to be a 7 and the order of the digits matters, how many ways can the remaining digits be chosen?

A. 84
B. 504
C. 3024
D. 60480

Mathematics

2 answers:

LUCKY_DIMON [66] · Answer 1 · 2022-01-09T15:00:54+03:00

LUCKY_DIMON [66]3 years ago

5 0

The answer to your question is B just did the test...

Nostrana [21] · Answer 2 · 2022-01-09T12:33:02+03:00

Nostrana [21]3 years ago

3 0

I believe the answer would be B