Answer:
4
Step-by-step explanation:
Answer:
600.006 would be the answer
Answer:
504 combos
Step-by-step explanation:
Cannot use digits twice and last is '7'
9 digits for first place choice
8 digits for second place
7 digits for third place
only '7' for fourth place 9 x 8 x7 = 504 combos
Quotient is simply the result of dividing.