please help me I can't answer

Answer:
1.39
2.40%
3.6.75
4.65
5.85%
Step-by-step explanation:
Hope it helps
Answer:
1.percentage 39
2.rate 40%
3.percentage 6.75
4.base 65
5. rate 85%
Step-by-step explanation:
p= b x r
b= p / r
r = p / b