If 2a=3b and 4b=5c FIND A:B:C
回答 (3)
2007-03-27 1:49 am
✔ 最佳答案
因 2a = 3b所以 2a/2 = 3b /2
a = 3b/2
a/b = 3/2
因 4b = 5c
4b/4 = 5c/4
b = 5c/4
b/c= 5/4
a : b = 3 : 2 = 15 : 10
b : c = 5 : 4 = 10 : 8
所以 a : b : c = 15 : 10 : 8
2007-03-27 1:49 am
2a=3b
a:b=3:2
4b=5c
b:c=5:4
a:b =3:2
b:c= 5:4
------------------------
a:b:c=15:10:8
a:b=3:2
4b=5c
b:c=5:4
a:b =3:2
b:c= 5:4
------------------------
a:b:c=15:10:8
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