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Question
primary 6 | Maths
| Ratio
2 Answers Below
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Pls help. Thanks
Date Posted: 2 years ago
Views: 340
total unchanged - internal transfer
at first → C:D:T = 8:9:17 = 16:18:34
after → C:D:T = 1:1:2 = 17:17:34
change → 17-16 = 18-17 = 1
18×18 = 324 (Ans)
at first → C:D:T = 8:9:17 = 16:18:34
after → C:D:T = 1:1:2 = 17:17:34
change → 17-16 = 18-17 = 1
18×18 = 324 (Ans)
See 2 Answers
done
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Use simultaneous equation method.
9u - 18 = 8u + 18
Solve to find u.
9u - 8u = 18 + 18
1u = 36
Daniel --> 9u
= 9 x 36
= 324
9u - 18 = 8u + 18
Solve to find u.
9u - 8u = 18 + 18
1u = 36
Daniel --> 9u
= 9 x 36
= 324
Date Posted:
2 years ago
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