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Mathematics for IGCSE & O level - Ratio And Proportion (Section 3 - No. 38)
If 2 apples cost $1.00, what is the cost of 5 apples?
$2.00
$2.50
$3.00
$5.00
Forklaring
5 apples = 2.5 sets of 2 apples, 2.5 * $1 = $2.50
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