Question

in a city city there are 25 Hindi medium schools 18 English medium schools and seven schools have both mediums find how many schools have Hindi medium only​

Answer 1

Answer:

36

Step-by-step explanation:

Here, n(A) is a number of Hindi medium schools, n(B) is the number of English medium schools and n(A∩B) represent both Hindi and English medium schools. Now, to find the total number of schools, we have to add numbers inside both circles and then deduct the common portion, so we get it as 25+18-7=36.