" people."

In a survey, 50 people like product A, 30 people like product B and 20 people like product C and 35 people like exactly two products. If 5 people like all the three products then number of people who do not like any product . [There are 100 people in survey]

In a survey,50 people like product A,30 people like product B and 20 people like product C and 35 people 1 not like any product like exactly two products.If 5 people like all the three products then number of people who do.[There are 100 people in survey]

In a company of 150 people,25 people work in technical department,55 people work in HR department and the rest work in maintenance department.Find the ratio of people working in HR department to people working in maintenance department.

There are 6000 people in a village, out of which 3500 people read Hindi newspaper, 2700 people read English newspaper and 700 people read both Hindi and English. Then, the number of person who do not read newspaper, is

(i) In a group of 50 people , 35 speak Hindi , 25 speak both English and Hindi and all people speak atleast one of the two languages . How may people speak only English and not Hindi ? How many people speak English? (ii) In a group of people , 50 speak both English and Hindi and 30 people speak English but not Hindi All the people speak at least one of the two languages . How many people speak English ?