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primary 5 | Maths | Whole Numbers
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Haas
Haas

primary 5 chevron_right Maths chevron_right Whole Numbers chevron_right Singapore

Whole numbers

Date Posted: 1 year ago
Views: 203
Shamaine Wong
Shamaine Wong
1 year ago
let x be the amount of money he has.
15kg: x +24
1kg= (x+24)/15
12kg: (x - 12)
1kg = (x - 12)/12

(x+24)/15 = (x - 12)/12
12(x+24) = 15(x-12)
12x + 288 = 15x - 180
15x - 12x = 288 + 180
3x = 468
x = 156

1kg= (156 + 24)/15
= 12
Haas
Haas
1 year ago
Thank u

See 1 Answer

12+24=36 (15kg-12kg)
3kg=$36
1kg=$12✓✓
12kg=$144

144+12=156
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Juliana
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