3 years ago

A tree casts a shadow that is 7 feet long. A person nearby casts a shadow that is 3.5 feet long. The person is

Mathematics

1 answer:

Alex73 [517]3 years ago

3 0

3 feet tall hope this helps:)

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Step-by-step explanation:

$required \: scale \\ = \frac{12 \frac{1}{2} }{1 \frac{9}{16} } \\ \\ = \frac{ \frac{25}{2} }{ \frac{25}{16} } = \frac{25}{2} \times \frac{16}{25} = \frac{1}{2} \times \frac{16}{1} \\ \\ = 8 \: : \: 1$

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3 years ago

The clownfish kay wanted to buy for $12 last week has been marked up 8%. What is the new price of the fish?

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The markup is 8%, meaning it costs 8% more.
The starting price is 100%.
Therefore, the markup is 108% of $12.
If we multiply 12 by 108% (1.08), we will get our answer of $12.96

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4 years ago

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alexandr1967 [171]

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