Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

primary 5 | Maths | Rate & Ratio
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
:)
:)

primary 5 chevron_right Maths chevron_right Rate & Ratio chevron_right Singapore

Help

Date Posted: 4 years ago
Views: 353
snell
Snell
4 years ago
value
A's $2: 10u
SQ's $5: 10u

nos.
A's $2: 10u/2 = 5u
SQ's $5: 10u/5 = 2u


after SQ spent $60
value
A's $2: 10u
SQ's $5: 10u-60


nos.
A's $2: 5u
SQ's $5: 2u-12

5u x 6 = 25 x (2u - 12)
1u = 15

A has $150

.
.
.

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Wee Yun Han
Wee Yun Han's answer
9 answers (Tutor Details)
1st
Use ratio and write out the "before" and "after" scenarios step by step for easier reasoning