Question

N a survey, 75% of respondents said that they watch TV for one hour each day. If 30 respondents said they watch TV for one hour each day, how many respondents took the survey in total? A 70

Answer 1

40 respondents

Explanation:

Percentage of respondents who watch TV for one hour each day = 75%

Number of respondents who watch TV for one hour each day = 30

Let
`x` denotes total of respondents who watch TV for one hour each day.

Therefore,

`(75)/(100)x=30\\\\x=(100)/(75)(30)=40`