I think 71 is B
and 72 is D.
Answer:
Arithmetic Sequence
Step-by-step explanation:
Arithmetic Sequence
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
Well 58.19 divided by 2.74 will equal 21 and random number after decimal so it will be 21 days