Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
primary 6 | Maths
| Algebra
One Answer Below
Anyone can contribute an answer, even non-tutors.
Help
Date Posted: 4 years ago
Views: 641
See 1 Answer
12 pens - > $a
1 pen -> $ a/12
18 pens -> $a/12 x 18
= $18a/12
= $ 3a/2
1 pen -> $ a/12
18 pens -> $a/12 x 18
= $18a/12
= $ 3a/2
360 Tutoring Program