First blank is 60 second blank is 12 third blank is 2
Answer: 

Step-by-step explanation:
Answer:
no, 3/15 reduces to 1/3 and 1:3 isn't equal to 1:5
Answer:
The fifth term is the middle term of nine, with coefficient given by all the ways of choosing 4 items out of 8
, namely the ways of choosing 4
a
's out of 8 binomial factors.
Step-by-step explanation: