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Question

There were 1050 people in a party. 20% of people left. How many remained?


A

840

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B

210

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C

420

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D

680

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Solution

The correct option is A

840


Total number of people = 1050
Percentage of people who left = 20%

Percentage of people who stayed back = 100% - 20% = 80%

Number of people who stayed back = 80100×1050=840


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