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Question
primary 6 | Maths
| Geometry
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Pls help. Tks
Date Posted: 4 years ago
Views: 354
after A gave B
A: 3u
B: 11u
11u = 3u + 264
u = 33
so
after A gave B
A: 99
B: 363
90% = 99
100% = 110
hence
at first
A: 110
B: 363 - (110-99) = 352
(a)
ratio = 110 : 352 = 5 : 16
(b)
at first, Alvin has $110
...
A: 3u
B: 11u
11u = 3u + 264
u = 33
so
after A gave B
A: 99
B: 363
90% = 99
100% = 110
hence
at first
A: 110
B: 363 - (110-99) = 352
(a)
ratio = 110 : 352 = 5 : 16
(b)
at first, Alvin has $110
...
See 1 Answer
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Date Posted:
4 years ago
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