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Question
primary 6 | Maths
| Ratio
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Pls help to solve
Date Posted: 5 years ago
Views: 427
after,
M: u
R: u
S: u
before,
M: u+9+23
R: u-9
S: u-23
R+S : M = 2 : 3
3(u-9+u-23) = 2(u+9+23)
u = 40
(a) in the end, Ruby has 40 sweets.
(b) at first, Steve has 40-23 = 17 sweets.
M: u
R: u
S: u
before,
M: u+9+23
R: u-9
S: u-23
R+S : M = 2 : 3
3(u-9+u-23) = 2(u+9+23)
u = 40
(a) in the end, Ruby has 40 sweets.
(b) at first, Steve has 40-23 = 17 sweets.
See 1 Answer
done
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Make total the same. Will be very easy to do.
9unit - 5unit = 4 unit
M give away total 4 unit of sweets
9unit - 5unit = 4 unit
M give away total 4 unit of sweets
Date Posted:
5 years ago
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