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Question
primary 6 | Maths
| Percentage
One Answer Below
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Date Posted: 2 years ago
Views: 374
(a)
$15×(100% - 20%) = $12 (Ans)
(b)
1 set →
3u×15 + 2u×12 = 69u = $552
u = 8 sets
5u = 8×5 = 40 (Ans)
$15×(100% - 20%) = $12 (Ans)
(b)
1 set →
3u×15 + 2u×12 = 69u = $552
u = 8 sets
5u = 8×5 = 40 (Ans)
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