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primary 6 | Maths
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Help, can someone explain to me? Thanks
Date Posted: 3 weeks ago
Views: 139
Use model method or ratio method.
Here is ratio method.
At 1st
S:G = 1:1 or 3:3 (total :6)
After transfer
S:G = 5:1 (Total :6)
G gave out 120
3u-1u = 120
1u =60
Internal transfer, total remain unchanged.
Therefore, at 1st = 3u= 3×60 = 180
♦
Here is ratio method.
At 1st
S:G = 1:1 or 3:3 (total :6)
After transfer
S:G = 5:1 (Total :6)
G gave out 120
3u-1u = 120
1u =60
Internal transfer, total remain unchanged.
Therefore, at 1st = 3u= 3×60 = 180
♦
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Hope this helps,♦
Date Posted:
3 weeks ago
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