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Fractions

There are 200...

Question

There are 200 bulbs in a box. If 45 $%$ of the bulbs are green; the number of green bulbs are ____.

A

45

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B

90

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C

55

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D

60

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Solution

The correct option is B
90

Number of bulbs = 200

$%$ of green bulbs = 45

Number of green bulbs $= \frac{45}{100} \times 200$

= 45 x 2
= 90 bulbs are green

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