Answer:
笑话
Step-by-step explanation:
Start with (4/5)a. Mult. both numerator and denominator by 3. You'll get (12/15)a.
Thus, your (4/5)a = (12/15)a.
I think it is A but i could be wrong...
Answer:
120 minutes
Step-by-step explanation:
D=it 14/7 is 2, multiply 2 by 60 you get 120