Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
primary 6 | Maths
| Ratio
One Answer Below
Anyone can contribute an answer, even non-tutors.
Not sure . Pls help me
A: 3u
B: 5u
2u = 70
1u = 35
after
A: 105
B: 175
5 parts : 105
8 parts : 168
at first
A: 168
B: 175-(168-105) = 112
ratio = 3 : 2
.
.
after
A : B : diff = 3 : 5 : 2
= 105 : 175 : 70
5/8 = 105
8/8 = 168
3/8 = 63
at first
A=168
B = 175-63= 112
.
.
.
See 1 Answer