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primary 5 | Maths
| Fractions
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Pls help me solve this question. Thank you.
Date Posted: 4 years ago
Views: 222
in the end
L: 138
K: 2u
J: 0.5 x (2u-34+50 + 138-50) = 1u +52
at first
L: 138-50 = 88
K: 2u-34+50 = 2u + 16
J: 1u +52 + 34 = 1u + 86
2u = 0.8 x (1u+86+88)
1u = 116
at first, Kit has 248 cards
.
.
.
L: 138
K: 2u
J: 0.5 x (2u-34+50 + 138-50) = 1u +52
at first
L: 138-50 = 88
K: 2u-34+50 = 2u + 16
J: 1u +52 + 34 = 1u + 86
2u = 0.8 x (1u+86+88)
1u = 116
at first, Kit has 248 cards
.
.
.
See 1 Answer
done
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Using ratio with model, it is easier to understand this way!
Date Posted:
4 years ago
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