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

Find sum of the difference between total number of online and offline contestants who participated in the survey from all four village.

Options

A. 1900
B. 1980
C. 1960
D. 1735

Answer

A

Explanation

Accroding to question,
Required sum
`=(70)/(56)xx12+(1120)/(35)xx30+(930)/(60)xx20+(960)/(40)xx20`
`=150+960+310+480=1980`