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Question

If 70% of students in a school are boys and the number of girls is 480, the number of boys is


A

1320

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B

1120

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C

1600

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D

1800

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E

1400

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Solution

The correct option is B

1120


30% of the students are girls = 480

30100X=480

X = 1600

Number of boys = 70% of 1600 = 1120


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