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Question
primary 5 | Maths
| Rate & Ratio
One Answer Below
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Date Posted: 3 years ago
Views: 442
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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
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