我需要問maths too-v-

(加1分...)

1)0.36:1.024
2)2b=7a, 12b=5c

1)3:02
唔知岩唔岩= =''
2)你想求咩- -?

錯wor...==

求咩?
試下,唔岩唔好插

1)0.36:1.024

=45:128




2)2b=7a, 12b=5c

2b=7a            12b=5c

b:a=7:2           b:c=5:12


b:a=7:2
b:c=5:12

b:a=35:10
b:c=35:84

b:a:c=35:10:84

a:b:c=10:35:84