Sagot :
Answer:
11-12.
Base:30
Rate:25%
Percentage:7.5
13-14.
Base:50
Rate:90%
Percentage:45
15-16.
Base:80
Rate:40%
Percentage:32
17-18.
Base:120
Rate:60%
Percentage:72
19-20.
Base:150
Rate:50%
Percentage:75
Answer:
11-12. rate25% percentage7.5
13-14. base50 percentage 45
15-16. base80 rate40%
17-18. base120 percentage72
19-20. base150 rate50%
Step-by-step explanation:
hope it helps
pa brainly ty:)