Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
Primary 4 | Maths
One Answer Below
Anyone can contribute an answer, even non-tutors.
Is the answer for (a) 9/20? I have no idea how to do (b). Please help.
r beads: 20u
b beads: 20u
after
r beads: 15u
b beads: 16u
(a)
fraction = 9/40
OR
(1/5 + 1/4)/2 = 9/40
(b)
31u = 93
1u = 3
at first, 60 red beads
.
.
.
See 1 Answer