Sia is half as tall as Ria, who is half as tall as Tia. Tia's height is _____ times the height of Sia.
A
12
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B
4
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C
14
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D
2
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Solution
The correct option is B 4 Sia is half as tall as Ria.
So, Sia's height = Ria2
It means Ria's height = 2 × Sia's height
Ria is half as tall as Tia.
So, Tia's height = 2 × Ria's height
= 2 × (2 × Sia's height)
= 4 × Sia's height