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Question

In an automated plant assembly line, the rate of rejection of components was 10% on July 1st and 6% on July 2nd. The combined rate of rejection for the two days was 9% . The ratio of production volumes on July 1st and on July 2nd is

A
2: 1
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B
3: 2
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C
3: 1
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D
2: 5
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E
2: 3
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Solution

The correct option is C 3: 1

Use alligation

Answer is option (c)


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