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Standard VI

Mathematics

A boy who is ...

Question

A boy who is 90 cm tall is standing beside a tree that is 2 m tall. What is the ratio of the height of the boy to the height of the tree?

45 : 1

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9 : 2

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2 : 9

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9 : 20

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Solution

The correct option is D 9 : 20
Height of the boy = 90 cm
Height of the tree = 2 m = 200 cm ( $∵$ 1 m = 100 cm )

$∴$ The required ratio is 90 : 200 $\Rightarrow$ 9 : 20

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Standard VI Mathematics

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A boy who is 90 cm tall is standing beside a tree that is 2 m tall. What is the ratio of the height of the boy to the height of the tree?

The correct option is D 9 : 20Height of the boy = 90 cm Height of the tree = 2 m = 200 cm ( ∵ 1 m = 100 cm ) ∴ The required ratio is 90 : 200 ⇒ 9 : 20

The correct option is D 9 : 20
Height of the boy = 90 cm
Height of the tree = 2 m = 200 cm ( $∵$ 1 m = 100 cm )

$∴$ The required ratio is 90 : 200 $\Rightarrow$ 9 : 20