Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
primary 6 | Maths
| Fractions
One Answer Below
Anyone can contribute an answer, even non-tutors.
Need help
Date Posted: 4 years ago
Views: 269
30% = 30/100 = 3/10
at first
JW: 10u
30% of JW = 3u
1/3 of JF = 3u
3/3 of JF = 3u x 3 = 9u
at first
JW: 10u
JF: 9u
1 1/2 = 3/2
after
JW: 10u - 120
JF: 9u + 45
9u + 45 = 3/2 x (10u - 120)
1u = 37.5
10u = 375
9u = 337.50
(a)
at first, JW has $375
(b)
in the end, JF has $382.50
.
.
.
at first
JW: 10u
30% of JW = 3u
1/3 of JF = 3u
3/3 of JF = 3u x 3 = 9u
at first
JW: 10u
JF: 9u
1 1/2 = 3/2
after
JW: 10u - 120
JF: 9u + 45
9u + 45 = 3/2 x (10u - 120)
1u = 37.5
10u = 375
9u = 337.50
(a)
at first, JW has $375
(b)
in the end, JF has $382.50
.
.
.
See 1 Answer
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
This question is on units and parts. Only draw model for the last part.
Date Posted:
4 years ago
360 Tutoring Program