Question

Tolong bantu no 3,4 thanks.

Answer 1

3   a:b=11:3
a=11b/3
a-b=32
11b/3-b=32
(11b-3b)/3=32
8b=96
b=12
a=11b/3=44 (c)
4   a:b:c=2:3:6
b=15
a=(2/3)*15=10
c=(6/3)*15=30
a+c=40(c)