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primary 6 | Maths
| Fractions
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Date Posted: 4 years ago
Views: 394
Find how many boys and 3/7 girls which is 135
4/7 girls is 16
No girls is 28
Then 151-28 is 123 which is no of boys
4/7 girls is 16
No girls is 28
Then 151-28 is 123 which is no of boys
total: 151
b: 3u
g: 151 - 3u
1u + 1/7 . (151 - 3u) = 45
7u + 151 - 3u = 315
1u = 164/4 = 41
123 boys
.
.
.
b: 3u
g: 151 - 3u
1u + 1/7 . (151 - 3u) = 45
7u + 151 - 3u = 315
1u = 164/4 = 41
123 boys
.
.
.
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Date Posted:
4 years ago
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