Out of 1,200 people, 800 know only English, 50 know only Punjabi and the
know both languages. Find the per cent of-
(a) people who know only English.
(b) people who know both English and Punjabi.
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Answer:
Given :
Total number of people = 1200
People know English = 800
People know Punjabi = 50
a) Find the percentage of people who know only English :-
Hence,
66.67 % people know only English.
b) Find the number of people who know both languages :-
Total number of people - (people know English + people know Punjabi)
= 1200 - (800 + 50)
= 1200 - 850
= 350
Find the percentage of people who know both English and Punjabi :-
Hence,
The percentage of people who know both English and Punjabi = 29.16 %
Hope it helps you !!!
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