Answer:
in my opinion is the last:
this studies uses a control group
Step-by-step explanation:
Answer:
It is 6.9
Step-by-step explanation:
6.85565
put
6.85
5 can be rounded up so
6.9 is answer
2:3 and 4:6 are two different ratios that are equivalent to 2/3.
B)
Answer: g = 0
Step-by-step explanation: