480----100%
х----20%
100х=480*20
х=9600/100
х=96
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
480----100%
х----20%
100х=480*20
х=9600/100
х=96
? - 20%
1 способ:
480/100=х/20
х=480*20/100=96
2 способ:
480/10=48 - 10%
48*2=96 - 20%