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Question
primary 5 | Maths
| Fractions
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drank: 1/5
remaining: 2/5
fren: 1/4 . 2/5 = 1/10
left = 2/5 - 1/10 = 3/10
.
frenz: 3u
sis: 8u
left: 1u
1u = 20
at first , 240
.
.
.
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