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In a market research project, 20% opted ...

In a market research project, `20%` opted for `Nirma` detergent where as `60%` opted for 'Surf excel' detergent .The remaining individuals were not certains. If the difference between those who opted for 'Surf blue' and those who were uncertain was 720 how many respondents were covered in the survey

A

1100

B

1150

C

1300

D

none of these

Text Solution

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The correct Answer is:
D
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