Of the people who responded to a market survey, 360 preferred Brand X and the rest preferred Brand Y. If the respondents indicated a preference for Brand X over Brand Y by ratio of 9 to 1, how many people responded to the survey?  Choose the correct choice from the following options
A) 80 B) 160 C) 240 D) 360 E) 400
Ratio = 9:1 =&gt; 9x respondents preferred Brand X and x preferred Brand Y   Since, no. of respondents who preferred Brand X = 360 =&gt; 9x=360 =&gt; x=40   Hence Total no. of respondents = 360 + 40= 
<gadget id="calculator">360 + 40</gadget>
<output>400</output>
400   Hence 400 is the answer.
<result>E</result>
Of the people who responded to a market survey, 360 preferred Brand X and the rest preferred Brand Y. If the respondents indicated a preference for Brand X over Brand Y by ratio of 9 to 1, how many people responded to the survey?