The table shows the online and offline contestants takin part in a survey from four villages and total contestant who hae not completed the survey (online and offline)
Note 1: Total contestants in a villages= Online onstestants+ Offline contestants
2 : Total contestants in a village = Constestant who complete the survey + contestants who do not complete survery

If ratio of onlie & offline contestants who didn't completed the survey in village 'S' is `8:11` and 65% of online contestants who completed the survey are male and 60% then find the difference between females on online contestants who completed the survey and males of offline contestants who completed the survey ?

Options

A. 202
B. 288
C. 208
D. 308

Answer

C

Explanation

Accroding to question,
Online contestant who didn't complete the survery
`=(8)/(19)xx380=160`
Offline contestant who didn't complete the survey
`=(11)/(19)xx380=220`
`:.` Males in online contestant who completed the survey
`=(65)/(100)xx(960-160)=520`
and
Females in offline contestant who completed the survey
`=(60)/(100)xx((960)/(40)xx60-220)=732`
`:.` Required difference
`=(1440-220-732)-(960-160-520)`
`rArr 488-280=208`