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.
Pls help. Thank you so much!
Date Posted: 4 years ago
Views: 472
See 1 Answer
Cost of chair to table is 2 : 7
Difference between the 2 ratios is the difference in cost.
7 - 2 = 5
Since table cost $300 more,
5 units = $300
1 unit = $60
2 unit = $120
Cost of a chair is $120
Cost of 2 chairs = 120 x 2 = $240
Difference between the 2 ratios is the difference in cost.
7 - 2 = 5
Since table cost $300 more,
5 units = $300
1 unit = $60
2 unit = $120
Cost of a chair is $120
Cost of 2 chairs = 120 x 2 = $240
360 Tutoring Program