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primary 5 | Maths
| Whole Numbers
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$5 + $7 = $12
This means that $12 more is spent when Anna buys only juice instead of only soda.
$1.50 - $1.00 = $0.50
A cup of juice costs $0.50 more than a cup of soda.
$12 ÷ $0.50 = 24
So 24 cups of juice cost $12 more than 24 cups of soda.
So she bought 24 cups of soda at first.
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