(pls answer the ones u know leave the ones u don't. thank you sm!)

1. 20% of 160 is:

2. Samantha scored 27 out of 50 on a tables test. What is this as a percentage?
A) 40%
B) 64%
C) 54%
D) 27%

3. In a class of 25 students, 7 are boys. What percentage of the class is girls?
A) 72%
B) 43%
C) 28%
D) 18%

5. If 0.45 is written as a percentage:
as a percentage:
A) 50%
B) 55%
C) 45%
D) 40%

6. rewrite 14/25 as a percentage :
A) 14%
B) 28%
C) 35%
D) 56%

7. What is 2.25 written as a percentage?
A) 22.5%
B) 25%
C) 225%
D) 52%

8. if r is written as a percentage 25
A) 16%
B) 20%
C) 4%
D) 25%

9. a packet if skuttle contains 36 red and 20 blue skittles. The simplified ratio of red go blue skittles is:
A) 36 : 20
B) 9 : 5
C) 18 : 10
D) 16 : 10​